Title:
Biological window
United States Patent 2517523
Inventors:
Batchelder, Augustus H.
Publication Date:
08/01/1950
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Export Citation:
Assignee:
CALIFORNIA RESEARCH CORP
Primary Class:
Other Classes:
128/853, 351/160R
International Classes:
A61B19/00; A61F2/14; A61F9/007
Other References:
None