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发明名称
ASSEMBLING SCAFFOLDING WITH A PULLEY BLOCK
摘要
申请公布号
PL168940(B1)
申请公布日期
1996.05.31
申请号
PL19910295412
申请日期
1991.10.22
申请人
WEBER UMBERT
发明人
PFEIFER JOHANN B.
分类号
B66F11/04;E04G1/20;E04G1/34;(IPC1-7):E04G1/20
主分类号
B66F11/04
代理机构
代理人
主权项
地址
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