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发明名称
Adjustable pressure hydraulic valve system
摘要
申请公布号
US2636509(A)
申请公布日期
1953.04.28
申请号
US19460657816
申请日期
1946.03.28
申请人
AMERICAN STEEL FOUNDRIES
发明人
CIZEK FRANK G.
分类号
B30B15/22;F15B11/02
主分类号
B30B15/22
代理机构
代理人
主权项
地址
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