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发明名称
Improved reciprocable fluid-control valve
摘要
申请公布号
GB677672(A)
申请公布日期
1952.08.20
申请号
GB19500012840
申请日期
1950.05.23
申请人
GENERAL MOTORS CORPORATION
发明人
分类号
B64C11/42;F15B13/04;F15B13/044
主分类号
B64C11/42
代理机构
代理人
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地址
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