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Razor Blade or Ninja Star?

Patent USD174251

Invention Razor Blade

Filed Tuesday, 27th April 1954

Published Tuesday, 22nd March 1955

Inventor Harold D. Davis

Language English

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A PDF version of the original patent can be found here.

United States Patent Office
Des. 174,251 Patented Mar. 22, 1955

174,251 Razor Blade Harold D. Davis, New York, N. Y. Application April 27, 1954, Serial No. 30,203. Term of patent 14 years (Cl. D22—3)

To all whom it may concern:

Be it known that I, Harold D. Davis, a citizen of the United States of America and a resident of New York, county of Kings, and State of New York, have invented a new, original, and ornamental Design for a Razor Blade, of which the following is a specification, reference being had to the accompanying drawing, forming part thereof.

Fig. 1 is a plan view of a razor blade embodying my new design; and

Fig. 2 is a top edge view thereof.

I claim:

The ornamental design for a razor blade, substantially as shown.

References Cited in the file of this patent

United States Patents

D. 89,326 King Feb. 21, 1933

D. 92,361 McIllhagga May 29, 1934

1,602,613 Hoffman Oct. 12, 1926

2,092,790 Turner Sept. 14, 1937

Other References

The Illustrated London News, Oct. 28, 1939, page 657, Distinguished Service Cross item.

National Geographic Magazine, “Insignia and Decorations of the U. S. Armed Forces,” Revised Edition Dec. 1, 1944, page 29, top row, Marksman, Second Class Gunner Badge.