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发明名称
Hydraulically cushioned piston
摘要
申请公布号
US1956988(A)
申请公布日期
1934.05.01
申请号
US19290405026
申请日期
1929.11.05
申请人
LAPOINTE FRANCIS J
发明人
LAPOINTE FRANCIS J.
分类号
B23D51/18;F15B15/22
主分类号
B23D51/18
代理机构
代理人
主权项
地址
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