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发明名称
Valve for hydraulic systems
摘要
申请公布号
US2208820(A)
申请公布日期
1940.07.23
申请号
US19370170709
申请日期
1937.10.23
申请人
THE INDIA RUBBER;GUTTA PERCHA AND TELEGRAPH WORKS COMPANY LIMITED
发明人
TARRIS FREDERICK JOHN;WEBB DANIEL
分类号
F15B11/02;G05D16/10
主分类号
F15B11/02
代理机构
代理人
主权项
地址
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