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发明名称
Gasrohrkupplung
摘要
申请公布号
DE521442(C)
申请公布日期
1931.03.26
申请号
DED521442D
申请日期
申请人
GEORG KLOEPPNER;AEGIDIUS BOSSELER
发明人
分类号
F16L37/252
主分类号
F16L37/252
代理机构
代理人
主权项
地址
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