Printing and office machinery – Typewriter or calculator – Calculator
Patent
1980-06-09
1983-06-21
Feifer, Melvin B.
Printing and office machinery
Typewriter or calculator
Calculator
D1801
Patent
active
D02694425
REFERENCES:
Retailing Home Furnishing, Jan. 1, 1979, Sect. Two, p. 32, top left, Craig M-100.
Language Translator That Speaks, .COPYRGT.1979, by Texas Instruments, Brochure.
Retailing Home Furnishings, Jan. 7, 1980, Section Two, p. 57, upper left, Quasar Co., Electronic Translator.
Language Translator that Speaks, copyrighted 1979, distributed by Texas Instruments (brochure).
Nakajima Iwao
Takenaka Kazumasa
Feifer Melvin B.
Matsushita Electric Industrial Co.
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