Title:
Goggles
United States Patent 2539284
US Patent References:
/0996135.html
- - 0996135

/1256012.html
- - 1256012

Air-purifying cartridge for breathing devices
- - 1654925

Goggle
- - 1989876

Goggles
- - 2099464


Inventors:
Wilfred, Thomas
Publication Date:
01/23/1951
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Assignee:
Wilfred, Thomas
Primary Class:
2/436
Other Classes:
351/62
International Classes:
A61F9/02
Foreign References:
GB188513349A