Method of making ear stoppers
United States Patent 2710427
US Patent References:
Ear-drum protector or ear-stopper
- - 1344935
Practice golf ball
- - 2484397
Method of manufacturing articles from vinyl resins
- - 2629134
Molding apparatus
- - 2668985
Ear protector
- - 2670737
Ear-drum protector or ear-stopper
- - 1344935
Practice golf ball
- - 2484397
Method of manufacturing articles from vinyl resins
- - 2629134
Molding apparatus
- - 2668985
Ear protector
- - 2670737
Inventors:
Cantor, Jacob J.
Publication Date:
06/14/1955
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Export Citation:
Assignee:
Cantor, Jacob J.
Primary Class:
Other Classes:
128/865, 264/503, 264/572, 264/102
International Classes:
A61F11/08; A61F11/00