Title:
Nasal cannula
United States Patent 2693800


Inventors:
Lyle, Caldwell
Application Number:
US22327751A
Publication Date:
11/09/1954
Filing Date:
04/27/1951
Assignee:
Lyle, Caldwell
Primary Class:
International Classes:
A61M16/06
View Patent Images:
US Patent References:
2245969Nasal inhaler1941-06-17
2208633Anesthetizing apparatus1940-07-23
Foreign References:
GB618570A1949-02-23
FR762087A1934-04-03