Dental cleaning and massage device
United States Patent 2121701

Inventors:
John, Landers
Publication Date:
06/21/1938
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Assignee:
John, Landers
Primary Class:
15/104.940
Other Classes:
15/227, 206/361, 601/139
International Classes:
A46B5/04; A46B11/00; A46B17/04; A46B5/00; A46B17/00