Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1991-10-04
1993-10-05
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03400425
REFERENCES:
patent: D281164 (1985-10-01), Kim
patent: D281776 (1985-11-01), Griffin
patent: D292600 (1987-11-01), Wagner
patent: D295411 (1988-04-01), Cho et al.
patent: D319436 (1991-08-01), Matsushita
patent: D320981 (1991-10-01), Conversano et al.
patent: D327674 (1992-07-01), Kuo
patent: 4862165 (1989-08-01), Gart
Chinda Dan H.
Copper John M.
Burke Wallace R.
MicroMed Systems, Inc.
Tung M. H.
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