4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Telephone equipment

Friedrich Wotzka

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Bar code laser scanner arrangement for a cashier stand

Registers – Coded record sensors – Particular sensor structure
Patent

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Communication system cabinet

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent

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Texture matching device

Optics: measuring and testing – Standard
Patent

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Profile ID: LFUS-PAI-P-990823

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