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Search results for: 'Find a number of nonduplicate rows in pandas'

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  1. Smart card access control 8618A+Magnetic Lock System Kit Set for door access control with wireless r
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    Smart card access control 8618A+Magnetic Lock Syst... SKU : 32754557484
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  2. free shipping metal hasp buckle machinery lifting equipment lock adjustable industry box buckle 5610
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    free shipping metal hasp buckle machinery lifting ... SKU : 32286527690
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  6. 【Chuangmei Chair Industry】Height adjustable T-shaped liftable chair handle Computer chair accessories
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  9. 915M Ultra High Frequency RFID Long Distance UHF Card Reader 6B6C Card Passive Tag Reader Head Reader and Writer Not Connected to the Internet
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    Face Recognition Scan Gate Thermometer Attendance ... SKU : WCAM101119340140
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    Jieba vacuum cleaner head suction head BF501 water... SKU : BF584A-3
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  12. 200pcs RFID UHF Tag Anti Metal for Inventory Management
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  15. ZK PA10 Palm Time Attendance And Access Control System Biomtric Fingerprint Door Access Control
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    ZK PA10 Palm Time Attendance And Access Control Sy... SKU : 32890474826
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    Anti Tamper Anti-counterfeiting Passenger RFID Tic... SKU : RFIDEventTicketTag
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  18. 1200 line AHD high definition 4.3-inch sea-wheel fishing fishing gear waterproof night vision fishing viewer
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    1200 line AHD high definition 4.3-inch sea-wheel f... SKU : fish01-TW
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  19. RFID 13.56MHz NFC reader and writer card issuer USB interface virtual keyboard Nt# full series 14443A
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    Infrared human body sensing voice prompter outdoor... SKU : PS-1
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  21. Antenna integrated RFID reading and writing module single serial communication UHF ultra high frequency RFID electronic tag reading module
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  22. Android rfid card reader IC card reading and writing module serial port independent antenna high frequency long distance 13.56MHz
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    Android rfid card reader IC card reading and writi... SKU : U13T
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  23. LCJ Lixkin electric plug-in lock access control system building intercom door electronic control lock EC200-1- 2 EC200B
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    LCJ Lixkin electric plug-in lock access control sy... SKU : EC200B-TW
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  24. Gu'anju single-sided opening and locking auxiliary invisible door lock silver red ancient green golden double-sided channel hidden lock
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    Gu'anju single-sided opening and locking auxi... SKU : lock14-TW
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  25. True ZD2F20 fingerprint access control and attendance all-in-one fingerprint check-in machine with internet
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    True ZD2F20 fingerprint access control and attenda... SKU : ZD2F20-TW
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  26. Inductive patrol point/location button/information point/patrol button Address card Personnel button Patrol machine 100
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  27. Gu'anju single-sided opening and locking auxiliary invisible door lock silver red ancient green golden double-sided channel hidden lock
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    Gu'anju single-sided opening and locking auxi... SKU : lock01-TW
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  28. Recognition Device with 2.0 Mega Multi Apartment Video Intercom System Face Biometric Facial Security Support LAN and Cloud
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    Recognition Device with 2.0 Mega Multi Apartment V... SKU : WCAM101119340441
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  29. Live Facial Biometric Attendance Device Dual Infrared High Speed Cylinder Automatic Face Recognition System with HD Camera
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    Live Facial Biometric Attendance Device Dual Infra... SKU : WCAM101119340424
    Special Price US$142.60 Regular Price US$158.45
  30. 8 Inch IPS Screen Face Recognition Temperature Measurement Device Smart Access Control System Products
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    8 Inch IPS Screen Face Recognition Temperature Mea... SKU : WCAM101119340418
    Special Price US$272.24 Regular Price US$302.49
  31. 8 Inch IPS Screen Smart Ai Face Recognition Temperature Measurement Biometric Machine Employee Time Attendance Device
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    8 Inch IPS Screen Smart Ai Face Recognition Temper... SKU : WCAM101119340417
    Special Price US$272.24 Regular Price US$302.49
  32. 8 Inch Smart Ai Automatically Face Recognition Temperate Scanner Access Control Terminal Employee Time Attendance Card Reader
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    8 Inch Smart Ai Automatically Face Recognition Tem... SKU : WCAM101119340415
    Special Price US$272.24 Regular Price US$302.49
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