Stopwatch

Details Stopwatch Stopwatch

1988-09-23

1991-09-10

Holtje, Nelson C.

Measuring, testing, or signalling instruments

Watch, wristwatch or case

D10 40

Patent

active

D03197883

REFERENCES:
patent: D284454 (1986-07-01), Gremonprez
patent: D288297 (1987-02-01), Chan
patent: 4690568 (1987-09-01), Odagiri
Hong Kong Enterprise-9/81-p. 237-Stopwatches at bottom.
Industrial Design-3-4/1985, p. 65-Watch at bottom.

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