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发明名称
Valve
摘要
申请公布号
US1763927(A)
申请公布日期
1930.06.17
申请号
US19260123063
申请日期
1926.07.17
申请人
NATIONAL REFRIGERATION CORPORATION
发明人
IRELAND WARD S.
分类号
F16K1/48
主分类号
F16K1/48
代理机构
代理人
主权项
地址
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