Razor Blade or Ninja Star?
Invention Razor Blade
Filed Tuesday, 27th April 1954
Published Tuesday, 22nd March 1955
Inventor Harold D. Davis
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A PDF version of the original patent can be found here.
Parts not referenced in the text: None
Parts not referenced in the images: None
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.
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
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.