Combination portable handset telephone calculator with telephone

Details Combination portable handset telephone calculator with telephone Combination portable handset telephone calculator with telephone

1990-12-19

1992-10-06

Fay, Jr., Horace B.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

D14138, D14149

Patent

active

D03300242

REFERENCES:
patent: D264465 (1982-05-01), MacKenzie
patent: D307433 (1990-04-01), White
patent: D308536 (1990-06-01), Suzuki
patent: D310069 (1990-08-01), Leone et al.
patent: D313401 (1991-01-01), Tanake
patent: D316857 (1991-05-01), Park
patent: D317755 (1991-06-01), Lerude et al.
patent: D317921 (1991-07-01), Suzuki
patent: 4121744 (1978-10-01), Minean
patent: 4165554 (1979-08-01), Faget
B. A. Pargh Co. Inc.; 1989/1990 Fall Winter Catalog; pp. 342; 343; 344; 345; and 346; Handset Telephones.

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