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经营范围
发明名称
Schwebstoffilter fuer Atemschutzgeraete
摘要
申请公布号
DE900417(C)
申请公布日期
1953.12.28
申请号
DE1934D010617D
申请日期
1934.11.02
申请人
DRAEGERWERK, HEINR. & BERNH. DRAEGER
发明人
分类号
A62B23/00
主分类号
A62B23/00
代理机构
代理人
主权项
地址
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