Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1989-12-08
1991-08-20
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D18 1
Patent
active
D03192237
REFERENCES:
patent: D298945 (1988-12-01), Kagayama et al.
patent: D300534 (1989-04-01), Luong
patent: D303250 (1989-09-01), Ver Nooy et al.
patent: D310071 (1990-08-01), Kit
patent: D310209 (1990-08-01), Kasprzycki
patent: D310543 (1990-09-01), Brown
patent: D311908 (1990-11-01), Molyneaux
patent: 3932859 (1976-01-01), Kyriakides et al.
Texas Instruments product brochure CL1003, copyright 1989.
Kasprzycki Robert L.
Pierce Paul M.
Burke Wallace R.
Nunn Freda S.
Smith Corona Corporation
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