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发明名称
摘要
申请公布号
FR2041745(A1)
申请公布日期
1971.02.05
申请号
FR19690016227
申请日期
1969.05.20
申请人
GLASBAU HEINRICH HAHN
发明人
分类号
E04B2/92;E06B1/38;(IPC1-7):E04C2/00
主分类号
E04B2/92
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