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发明名称
Measuring and regulating device
摘要
申请公布号
US2139295(A)
申请公布日期
1938.12.06
申请号
US19320606837
申请日期
1932.04.22
申请人
WOODLING GEORGE V
发明人
WOODLING GEORGE V.
分类号
H02P1/16
主分类号
H02P1/16
代理机构
代理人
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地址
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