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经营范围
发明名称
Flammenrueckschlagsicherung, insbesondere fuer Autogenanlagen
摘要
申请公布号
DE1191314(B)
申请公布日期
1965.04.22
申请号
DE1957D025499
申请日期
1957.04.27
申请人
DRAEGERWERK, HEINR. & BERNH. DRAEGER
发明人
分类号
A62C4/02
主分类号
A62C4/02
代理机构
代理人
主权项
地址
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