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发明名称
Bauelement mit Nut und Feder
摘要
申请公布号
DE915263(C)
申请公布日期
1954.07.19
申请号
DE1948P000254
申请日期
1948.10.21
申请人
ALPHONS MICHALKE
发明人
MICHALKE ALPHONS
分类号
E04B2/02;E04B2/28
主分类号
E04B2/02
代理机构
代理人
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