Title:
Arrangement relating to gas masks
United States Patent 3118445


Inventors:
Marius, Norman John
Application Number:
US86042059A
Publication Date:
01/21/1964
Filing Date:
12/18/1959
Assignee:
Forsvarets, Direktorat A. B. C.
Primary Class:
Other Classes:
128/206.17
International Classes:
A62B18/00
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US Patent References:
Foreign References:
DE1028887B1958-04-24