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发明名称
Safety-ventilating and bombproof system
摘要
申请公布号
US2014840(A)
申请公布日期
1935.09.17
申请号
US19330677784
申请日期
1933.06.27
申请人
GEIGER EUGENIE F;JOSEF GEIGER
发明人
GEIGER EUGENIE F.;GEIGER JOSEF
分类号
A62B13/00
主分类号
A62B13/00
代理机构
代理人
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地址
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