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经营范围
发明名称
Improvements in or connected with elevators for portable scaffolding units
摘要
申请公布号
GB590424(A)
申请公布日期
1947.07.17
申请号
GB19450006346
申请日期
1945.03.14
申请人
AVELING-BARFORD LIMITED;OSCAR STYLES PENN
发明人
分类号
E04G5/00
主分类号
E04G5/00
代理机构
代理人
主权项
地址
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