Telephone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment

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Patent

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D03720250

REFERENCES:
patent: D255680 (1980-07-01), Read et al.
patent: D293318 (1987-12-01), Rhodes
patent: D300319 (1989-03-01), Stokholm et al.
patent: D307429 (1990-04-01), Pfiefer et al.
patent: D320985 (1991-10-01), Danielson et al.
patent: D320987 (1991-10-01), Grinyer
patent: D338670 (1993-08-01), Egipciaco
patent: D345975 (1994-04-01), Biskup et al.
patent: 5131034 (1992-07-01), Read
B. A. Pargh Spring/Summer 1991, p. 307, Cobra Telephone 2nd from top at left.

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