Blade square

Details Blade square Blade square

2007-12-11

2007-12-11

Davis, Antoine D. (Department: 2915)

Measuring, testing, or signalling instruments

Measuring, regulating or indicating instrument, or casing

Geometric

Design Patent

active

29258821

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

REFERENCES:
patent: D197302 (1964-01-01), Schlmmelman
patent: D220061 (1971-03-01), Kerns
patent: 4720921 (1988-01-01), Beaudry
patent: 5020233 (1991-06-01), Syken
patent: 6560886 (2003-05-01), Gullberg

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