Title:
Obstetrical apparatus
United States Patent 2597637
US Patent References:
/0177569.html
- - 0177569

/0412999.html
- - 0412999

/0504598.html
- - 0504598

/1013800.html
- - 1013800

Passive vascular exerciser
- - 2088044


Inventors:
Hermann, Heidenwolf
Publication Date:
05/20/1952
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Assignee:
Hermann, Heidenwolf
Primary Class:
601/45
Other Classes:
606/121, 606/123, 601/148
International Classes:
A61B17/42
US Patent References:
2104758Method and apparatus for controlling the distribution and pressure of certain human body fluids and contents
2223570Apparatus for producing artificial respiration
Foreign References:
GB191217730A