Title:
Saliva ejector
United States Patent 2637106


Inventors:
Otis, George A.
Application Number:
US25607551A
Publication Date:
05/05/1953
Filing Date:
11/13/1951
Assignee:
Otis, George A.
Primary Class:
International Classes:
A61C17/08
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US Patent References:
1742080Dental appliance1929-12-31
1447020Saliva ejector1923-02-27
1155020N/A1915-09-28
0522842N/A1894-07-10