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经营范围
发明名称
Vertically adjustable scaffold carriage
摘要
申请公布号
US2569653(A)
申请公布日期
1951.10.02
申请号
US19470750473
申请日期
1947.05.26
申请人
FRED R. BOEDECKER
发明人
BOEDECKER PEGGY
分类号
E04G1/20
主分类号
E04G1/20
代理机构
代理人
主权项
地址
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