Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1998-01-07
1999-06-15
Tung, M. H.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
1402
Patent
active
D04109139
REFERENCES:
patent: D305886 (1990-02-01), Banjo et al.
patent: D313229 (1990-12-01), Audebert et al.
patent: D330022 (1992-10-01), Chen
patent: D370904 (1996-06-01), Nakata et al.
patent: D392965 (1998-03-01), Copeland et al.
Catalogs: 1. Chipcard TC-100--Japan IBM Jun. 1995.
Kato Yuichi
Koganei Yoshikazu
Saito Asao
Citizen Watch Co. Ltd.
Tung M. H.
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