Title:
Apparatus for oral anesthesia
United States Patent 2638096


Inventors:
Waldhaus, Edith A.
Application Number:
US12617649A
Publication Date:
05/12/1953
Filing Date:
11/08/1949
Assignee:
Waldhaus, Edith A.
Primary Class:
Other Classes:
116/137R, 128/207.14
International Classes:
A61M16/00; A61M16/04
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US Patent References:
2455533Combined safety and sound-producing device for radiators1948-12-07
2376971Sonant respiration indicator1945-05-29
2269823Insufflation apparatus1942-01-13
1270565N/A1918-06-25