Title:
Ear-plugs
United States Patent 3097643
Inventors:
Louis, Santi
Publication Date:
07/16/1963
Export Citation:
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Assignee:
Louis, Santi
Primary Class:
128/867
Other Classes:
2/209
International Classes:
A61F11/08; A61F11/00
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US Patent References:
2719523Ear protector
2487038Ear insert for earphones
1694952Ear plug for bathers
1016877N/A
Foreign References:
FR1215869A