Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1993-05-04
1994-09-13
Douglas, Alan P.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03505391
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TEPRA TR6G Ad, dated May 1992.
Yatabe Takashi
Yoshitake Isamu
Asch Jeffrey
Casio Computer Co. Ltd.
Douglas Alan P.
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