Title:
Quick donning mask assembly
United States Patent 2928387
US Patent References:
Head harness for masks
- - 2353643


Inventors:
Layne, Thomas J.
Publication Date:
03/15/1960
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Assignee:
SIERRA ENG CO
Primary Class:
128/201.190
Other Classes:
128/207.110, 128/206.270
International Classes:
A61M16/06; A62B18/08; A61M16/01; A62B18/00