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发明名称
Perfectionnements apportés aux dispositifs d'attache ou de liaison pour échafaudages
摘要
申请公布号
FR844416(A)
申请公布日期
1939.07.25
申请号
FRD844416
申请日期
1938.10.07
申请人
发明人
BURTON
分类号
E04G7/14
主分类号
E04G7/14
代理机构
代理人
主权项
地址
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