United States Patent 3324855
Inventors:
Heimlich, Henry J.
Publication Date:
06/13/1967
Assignee:
Heimlich, Henry J.
Other Classes:
433/91, 401/133, D24/119, 401/196
International Classes:
A61B17/02; A61F13/38; A61F13/40; A61L15/42; A61M1/00; A61M27/00; A61L15/16