Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1989-01-24
1991-10-08
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03205975
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Micro Switch, undated, p. 3, St Series Styles A-D, Low Profile Enclosures.
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Lacount Clifford E.
MacDonald Peter S.
Burke Wallace R.
Milik Kenneth L.
Nunn Freda S.
Shanahan Michael H.
Wang Laboratories, Inc.
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