Diving mask
United States Patent 3010108
US Patent References:
Metal-framed half-tone screen and method of forming the metal frame thereon
- - 1667517
Goggles
- - 1742412
Eye protection device
- - 2139811
Spectacles
- - 2384867
Underwater goggles
- - 2526181
Metal-framed half-tone screen and method of forming the metal frame thereon
- - 1667517
Goggles
- - 1742412
Eye protection device
- - 2139811
Spectacles
- - 2384867
Underwater goggles
- - 2526181
Inventors:
Sachs, Melvin H.
Publication Date:
11/28/1961
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Assignee:
Sachs, Melvin H.
Primary Class:
Other Classes:
351/43
International Classes:
B63C11/12; B63C11/02