4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Radio receiver, tuner or amplifier, or housing therefor

Ronnie Chi Wah Mak

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Clock

Measuring – testing – or signalling instruments – Clock or clock case – With closure panel
Patent

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Clock

Measuring – testing – or signalling instruments – Clock or clock case – Combined
Patent

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Clock

Measuring – testing – or signalling instruments – Clock or clock case – Laterally asymmetrical in front elevation
Patent

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Clock radio

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

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Combined calculator and clock

Printing and office machinery – Typewriter or calculator – Combined
Patent

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Profile ID: LFUS-PAI-P-815902

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