Title:
Differential anesthesia valve
United States Patent 2485842
US Patent References:
Blood transfusion apparatus
- - 1973351
Blood transfusion apparatus and method
- - 2059803
Apparatus for intestinal irrigations
- - 2074374
Blood transfusion apparatus
- - 1973351
Blood transfusion apparatus and method
- - 2059803
Apparatus for intestinal irrigations
- - 2074374
Inventors:
Pennington, William A.
Publication Date:
10/25/1949
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Assignee:
Pennington, William A.
Primary Class:
Other Classes:
604/248, 137/625.190
International Classes:
A61M39/22; F16K11/085; A61M39/00; F16K11/02