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发明名称
Valve mechanism
摘要
申请公布号
US2039465(A)
申请公布日期
1936.05.05
申请号
US19330659711
申请日期
1933.03.06
申请人
VETRANO LEON J
发明人
VETRANO LEON J.
分类号
F16K5/08
主分类号
F16K5/08
代理机构
代理人
主权项
地址
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