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发明名称
Vibrating system
摘要
申请公布号
US2015410(A)
申请公布日期
1935.09.24
申请号
US19340709897
申请日期
1934.02.05
申请人
CONTINENTAL OIL COMPANY
发明人
PRESCOTT HAROLD R.
分类号
G01H1/00
主分类号
G01H1/00
代理机构
代理人
主权项
地址
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