Combined wristwatch and calculator

Details Combined wristwatch and calculator Combined wristwatch and calculator

1986-07-17

1989-09-19

Holtje, Nelson C.

Measuring, testing, or signalling instruments

Watch, wristwatch or case

Combined

D10 32, D10 39

Patent

active

D03035034

REFERENCES:
patent: D163378 (1951-05-01), Gibbons
patent: D278605 (1985-04-01), Didisheim
patent: D279081 (1985-06-01), Suzuki
patent: D279172 (1985-06-01), Hysek
patent: D285662 (1986-09-01), Kano
patent: D289502 (1987-04-01), Woomer
patent: D295729 (1988-05-01), Suzuki
patent: D296676 (1988-07-01), Sakuai
patent: 4444513 (1984-04-01), Proellochs
patent: 4508459 (1985-04-01), Hashimoto
Hong Kong Enterprises-1/82-p. 250-Calc. Watch at top-left.
Merchandising-3/82-p. 5-Dig. Calc. Watch near top-left and middle-right.

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