Windmill blade

Games – toys – and sports goods – Toy – Spinning or whirling

Design Patent

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Design Patent

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D0437894

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

REFERENCES:
patent: D. 121366 (1940-07-01), Cohn
patent: D. 141573 (1945-06-01), Debenport
patent: D. 143424 (1946-01-01), Green
patent: D. 183355 (1958-08-01), Milford
patent: D. 223114 (1972-03-01), Brickler
patent: D. 331785 (1992-12-01), Mast
patent: 2106557 (1938-01-01), Putnam
patent: 3952723 (1976-04-01), Browning
patent: 4003676 (1977-01-01), Sweeney et al.
patent: 4006925 (1977-02-01), Scherer
patent: 4142830 (1979-03-01), Schonball

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