Protractor

Details Protractor Protractor

2000-03-20

2001-02-27

Davis, Antoine Duval (Department: 2913)

Measuring, testing, or signalling instruments

Measuring, regulating or indicating instrument, or casing

Geometric

Design Patent

active

D0438126

CLAIM:
The ornamental design for a protractor, as shown and described.

REFERENCES:
patent: D. 405706 (1999-02-01), Baggett
patent: 2920392 (1960-01-01), Stromquist
patent: 6048322 (1999-02-01), Kushida

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