Combined data input terminal and acoustic coupler

Details Combined data input terminal and acoustic coupler Combined data input terminal and acoustic coupler

1981-07-28

1984-03-20

Lucas, Susan J.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

D14 57, D14 66, D14107

Patent

active

D02731118

REFERENCES:
patent: 4162373 (1979-07-01), Ingber
Computer Design, 4/79, p. 829, Norand.RTM., Sprint 100.TM., Order Entry Terminal with Coupler.
Datamation, 5/80, p. 255, Nixdorf Computer with Telephone Coupler.
IBM Technical Disclosure Bulletin, vol. 10, No. 3, 8/67, p. 188, Wallet Terminal Keyboard with Acoustic Coupler.

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