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经营范围
发明名称
Schutzmaske fuer Schweisser, Loeter o. dgl.
摘要
申请公布号
DE698744(C)
申请公布日期
1940.11.16
申请号
DE193901H8484D
申请日期
1939.01.31
申请人
KARL HENSCHEL
发明人
HENSCHEL KARL
分类号
A61F9/06
主分类号
A61F9/06
代理机构
代理人
主权项
地址
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