Title:
SPINAL NEEDLE
United States Patent 3540447


Inventors:
Howe, Wesley J.
Application Number:
US3540447DA
Publication Date:
11/17/1970
Filing Date:
09/29/1967
Assignee:
BECTON DICKINSON CO
Primary Class:
International Classes:
A61B17/34; (IPC1-7): A61M5/32; A61B17/34
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