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发明名称
Perfectionnements aux dispositifs d'assemblage pour échafaudages et analogues
摘要
申请公布号
FR676639(A)
申请公布日期
1930.02.25
申请号
FRD676639
申请日期
1929.06.13
申请人
发明人
MARSHALL ARNOLD CLARENCE;PREIST ARTHUR STANLEY
分类号
E04G7/16
主分类号
E04G7/16
代理机构
代理人
主权项
地址
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