Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent
1993-02-23
1994-08-09
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Element or attachment
D13184
Patent
active
D03495035
REFERENCES:
patent: D211948 (1965-08-01), Worral
patent: D263395 (1982-03-01), Karas et al.
patent: D264843 (1982-06-01), Karas et al.
patent: 4012089 (1977-03-01), Ward
patent: 4690286 (1987-09-01), Horne et al.
patent: 5168171 (1992-12-01), Tracewell
Rack-mouted UPS on p. 18 of Communication & Computer News Mar. 1991.
Burke Wallace R.
Excel, Inc.
Sincavage Joel
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