Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1994-11-30
1996-12-17
Tung, M. H.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03765890
REFERENCES:
patent: 4649452 (1987-03-01), Brugman
patent: 4796138 (1989-01-01), Ono
patent: 4860127 (1989-08-01), Takahashi et al.
patent: 4860142 (1989-08-01), Di Gresi
patent: 5210671 (1993-05-01), Blackston
patent: 5331499 (1994-07-01), Marcusen
Cybulski Claude E.
Evanoff James J.
Lang Arthur V.
Radewald Vern E.
Schaenzer Matthew J.
Dennis II Charles L.
Imation Corp.
Tung M. H.
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