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发明名称
Greasing ram device with plunger to boost pressure
摘要
申请公布号
US2781953(A)
申请公布日期
1957.02.19
申请号
US19530342051
申请日期
1953.03.13
申请人
SYLVANDER CHARLES H
发明人
SYLVANDER CHARLES H.
分类号
F16N13/08
主分类号
F16N13/08
代理机构
代理人
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地址
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