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经营范围
发明名称
Aus einem schildaehnlichen Gestell bestehender Schweissschirm
摘要
申请公布号
DE710192(C)
申请公布日期
1941.09.06
申请号
DE1938H155295D
申请日期
1938.03.29
申请人
DR.-ING. FRITZ H. HELLMUTH
发明人
HELLMUTH DR.-ING. FRITZ H.
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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