Title:
SMALL REFUGE POISON PROTECTIVE MASK
Document Type and Number:
Japanese Patent JPS5298394
Kind Code:
A
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Inventors:
OOTAGURO HARUO
Application Number:
JP1458876A
Publication Date:
August 18, 1977
Filing Date:
February 13, 1976
Export Citation:
Assignee:
OOTAGURO HARUO
HIROBE GENMITSU
HIROBE GENMITSU
International Classes:
A62B18/02; A62B7/10; A62B23/06; (IPC1-7): A62B7/10; A62B18/02; A62B23/06