Vaginal speculum
United States Patent 2858826
US Patent References:
/0679712.html
- - 0679712

Speculum
- - 2320709


Inventors:
Edward, Kahn
Publication Date:
11/04/1958
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Assignee:
Edward, Kahn
Primary Class:
600/221
Other Classes:
600/225, D24/135, 600/227
International Classes:
A61B1/32