Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1988-04-07
1990-03-13
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03065790
REFERENCES:
patent: D249343 (1978-09-01), Ronzani
patent: D296102 (1988-06-01), Konshak
patent: D296898 (1988-07-01), Hara
patent: D302150 (1989-07-01), Hara
Kanto Denshi Corp., Oct. 1986-Optical Disk Drive Unit LOD-200.
Pioneer-Oct. 1985-Optical Disk Subsystem DD-8001.
Pioneer Electronic Corp., Oct. 1986-Laser Memory Optical Disk Subsystem DD-S5001.
Toshiba-May 1986-Toshiba WM-S050 Optical Disk Drive.
Hara Kunio
Tani Atsushi
Kabushiki Kaisha Toshiba
Lucas Susan J.
Nunn Freda S.
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