Vaginal speculum
United States Patent 2544932
US Patent References:
/0206162.html
- - 0206162

/0430350.html
- - 0430350

Speculum
- - 1587897

Surgical retractor
- - 1706500


Inventors:
Marco, John L.
Publication Date:
03/13/1951
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Assignee:
GOODMAN KLEINER CO INC
Primary Class:
600/213
Other Classes:
600/211, 600/222, D24/135
International Classes:
A61B1/32