Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1991-10-01
1994-01-25
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03436128
REFERENCES:
patent: D303253 (1989-09-01), Acciaioli
patent: D307746 (1990-05-01), Armstrong et al.
patent: D319049 (1991-08-01), Silverstein et al.
IBM-PS1 Computer (Undated)-Photo.
PC Magazine-May 29, 1990 p. 31 ZEDS disk drive-.
Dalgetty Brian L.
Dials Edward N.
Foy Hunter T.
Jasinski Joseph E.
Sapper Richard F.
Burke Wallace R.
International Business Machines Corp.
Letson Laurence R.
Nunn Freda S.
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