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经营范围
发明名称
Adjustable form and supporting pedestal therefor
摘要
申请公布号
US1772793(A)
申请公布日期
1930.08.12
申请号
US19290349638
申请日期
1929.03.25
申请人
GEORGE O. HARM
发明人
ABERNATHY CLYDE G.
分类号
E01C19/50
主分类号
E01C19/50
代理机构
代理人
主权项
地址
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