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发明名称
Vibration pumping mechanism
摘要
申请公布号
US1831994(A)
申请公布日期
1931.11.17
申请号
US19220533493
申请日期
1922.02.01
申请人
BRASELTON
发明人
BRASELTON CHESTER H.;MACLAREN FRED B.
分类号
F02B1/00
主分类号
F02B1/00
代理机构
代理人
主权项
地址
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