Title:
Ear-plugs
United States Patent 3097643
US Patent References:
/1016877.html
- - 1016877

Ear plug for bathers
- - 1694952

Ear insert for earphones
- - 2487038

Ear protector
- - 2719523


Inventors:
Louis, Santi
Publication Date:
07/16/1963
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Assignee:
Louis, Santi
Primary Class:
128/867
Other Classes:
2/209
International Classes:
A61F11/08; A61F11/00
Foreign References:
FR1215869A