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发明名称
Piston for hydraulic cylinders
摘要
申请公布号
US2014819(A)
申请公布日期
1935.09.17
申请号
US19340708005
申请日期
1934.01.23
申请人
SPICKNALL THOMAS F
发明人
SPICKNALL THOMAS F.
分类号
F16J1/00
主分类号
F16J1/00
代理机构
代理人
主权项
地址
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