Telephone

Recording – communication – or information retrieval equipment – Computer – data processor equipment

Patent

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Details

D14 62, D14 63, 179179, D14 60

Patent

active

D02833190

REFERENCES:
patent: D210776 (1968-04-01), Dreyfuss
patent: D242928 (1977-01-01), Buchin et al.
patent: D244469 (1977-05-01), Buchin
patent: D248649 (1978-07-01), Breger
patent: D250111 (1978-10-01), Hernandez
patent: D254067 (1980-01-01), Janda
patent: D261139 (1981-10-01), Jakobren
patent: D262214 (1981-12-01), Obst
patent: D262879 (1982-02-01), Marshall
patent: D263589 (1982-03-01), Read
patent: D289638 (1981-06-01), Giovanna
CEECO flyer, Touch Sensitive S. Steel No. Pad, p. 1.
"Customer Apparatus", Post Office (Gr. Britain) Electrical Engir's' Journal; vol. 74, Oct. 1981; (a) Astrufon (Thorn Exicsson.) p. 238, upper left corner.
FIG. 1A Vital 2 set, p. 100 in Telephony, 9/8/80; Article by G. Klause.

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