Telephone set

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

Patent

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Details

D14248, D14142

Patent

active

D03315835

REFERENCES:
patent: D151614 (1948-11-01), Dreyfuss
patent: D218171 (1970-07-01), Burk et al.
patent: D219658 (1971-01-01), Federico
patent: D219757 (1971-11-01), Federico
patent: D219846 (1971-11-01), Federico
patent: D262875 (1982-02-01), Franchi et al.
patent: D294695 (1988-03-01), Endt
patent: D301033 (1989-05-01), Brown et al.
patent: D304336 (1989-10-01), Perkins
patent: D324681 (1992-03-01), Klucznik et al.
patent: 4672666 (1987-06-01), Kuhfus
B. A. Pargh Catalog 1989 Spring Summer-Wholesale; at p. 340; Photomate; No. 6650PTH-Phone-Mate.
B. A. Pargh Catalog 1989 Spring Summer-Wholesale: at p. 347; Record a Call-214 DEVH-No. 214 DEVH.

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