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发明名称
Equalizing valve
摘要
申请公布号
US1931637(A)
申请公布日期
1933.10.24
申请号
US19300491877
申请日期
1930.10.29
申请人
A. SCHRADER'S SON, INCORPORATED
发明人
WAHL JOHN
分类号
B60C23/00
主分类号
B60C23/00
代理机构
代理人
主权项
地址
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