Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1986-01-30
1988-11-01
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D02983249
REFERENCES:
patent: D270729 (1983-09-01), Lahey et al.
patent: D279107 (1985-06-01), Kikuchi et al.
patent: D279190 (1985-06-01), Yamamoto et al.
patent: D285305 (1986-08-01), Liuzzo et al.
patent: D290122 (1987-06-01), Takahashi
patent: 4527149 (1985-07-01), Swensen
P. C. World, 4-1984, p. 103, Intertec Headstart 512 Computer Keyboard.
Personal Computing, 4-1984, p. 28, TI Portable Computer Keyboard.
Murakami Osamu
Takahashi Masaki
Canon Kabushiki Kaisha
Lucas Susan J.
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