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发明名称
Rotary measuring device
摘要
申请公布号
US2495974(A)
申请公布日期
1950.01.31
申请号
US19480068003
申请日期
1948.12.29
申请人
KELLEY CLIFFORD H
发明人
KELLEY CLIFFORD H.
分类号
G01B3/00;G01B3/12
主分类号
G01B3/00
代理机构
代理人
主权项
地址
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