Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1995-02-17
1996-10-29
Asch, Jeffrey
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14148
Patent
active
D03750922
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Hilsenrath Oliver
Moon John
Opet William A.
Asch Jeffrey
Geotek Communications Inc.
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