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发明名称
Gasschutzmaske
摘要
申请公布号
DE677088(C)
申请公布日期
1939.06.19
申请号
DE1933S110868D
申请日期
1933.09.06
申请人
DR. PAUL GUENTHER
发明人
GUENTHER PAUL
分类号
A62B18/08
主分类号
A62B18/08
代理机构
代理人
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