Title:
Protective mouthpiece
United States Patent 2833278
US Patent References:
Mouthpiece
- - 2590118

Method of fitting dentures
- - 2685133

Dental impression tray
- - 2685134

Mouthpiece
- - 2702032

Teeth protector
- - 2705492


Inventors:
Ross, Harold M.
Publication Date:
05/06/1958
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Assignee:
Ross, Harold M.
Primary Class:
128/862
International Classes:
A63B71/08
US Patent References:
2706478Device for use with musical instruments
2750941Mouth protector