Undertaking
Patent
1976-12-10
1978-09-05
Stephan, Steven L.
Undertaking
274 9C, G11B 340, G11B 2504
Patent
active
041114302
ABSTRACT:
A record player attachment base is provided for holding and aligning a card having a miniature or microphonograph record thereon, in proper alignment for playback by a hand-held record player, referred to as a microphonograph.
REFERENCES:
patent: 3484111 (1969-12-01), Staar
patent: 3952170 (1976-04-01), Irvin et al.
Microsonics Corporation
Stephan Steven L.
LandOfFree
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