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发明名称
Improvements in or relating to a valve structure
摘要
申请公布号
GB649759(A)
申请公布日期
1951.01.31
申请号
GB19490004113
申请日期
1946.08.06
申请人
THE GLENN L. MARTIN COMPANY
发明人
分类号
F01M5/04;F16N39/08
主分类号
F01M5/04
代理机构
代理人
主权项
地址
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