Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1990-08-02
1992-12-15
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03317471
REFERENCES:
patent: D276231 (1984-11-01), Frigard et al.
patent: D306158 (1990-02-01), Ashihara
patent: D308363 (1990-06-01), Ashihara
patent: D317151 (1991-05-01), Daly
patent: D319434 (1991-08-01), Lund
patent: D321172 (1991-10-01), Moore, IV et al.
patent: 4972496 (1990-11-01), Sklarew
Burke Wallace R.
Canon Kabushiki Kaisha
Nunn Freda S.
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