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发明名称
Folding extension leveling rod
摘要
申请公布号
US3026619(A)
申请公布日期
1962.03.27
申请号
US19600072334
申请日期
1960.11.29
申请人
NORTH AMERICAN GEAR COMPANY
发明人
GRAFF PAUL W.
分类号
G01C15/06
主分类号
G01C15/06
代理机构
代理人
主权项
地址
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