Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1991-08-21
1993-12-07
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03420647
REFERENCES:
patent: D320013 (1991-09-01), Siemiatkowski et al.
patent: D325574 (1992-04-01), Carver
patent: 4818847 (1989-04-01), Hara et al.
Global Catalog item: Scanners, p. 48, Jul. 1989.
Mislo Computer Supply Catalog Item Logitech Scanner, p. 125, 1989.
Softwarehouse Catalog item Hand Held Scanner, p. 31, Winter '89-'90.
Burke Wallace R.
Logitech Inc.
Tung M. H.
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