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发明名称
Hydraulic tappet
摘要
申请公布号
US2438631(A)
申请公布日期
1948.03.30
申请号
US19460678744
申请日期
1946.06.24
申请人
JOHNSON PRODUCTS, INC.
发明人
BERGMANN PAUL F.
分类号
F01L1/25
主分类号
F01L1/25
代理机构
代理人
主权项
地址
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