Title:
Dental device
United States Patent 3385291
US Patent References:
Gum massaging device
- - 1818146

Mouthpiece
- - 2590118

Mouthpiece
- - 3103217


Inventors:
Martin, Leonard G.
Publication Date:
05/28/1968
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Primary Class:
601/139
Other Classes:
433/19, 128/862
International Classes:
A61C7/00