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发明名称
Ventilator switch
摘要
申请公布号
US2068426(A)
申请公布日期
1937.01.19
申请号
US19340725553
申请日期
1934.05.14
申请人
WILLIAM MELIN
发明人
MELIN WILLIAM
分类号
H01H17/00
主分类号
H01H17/00
代理机构
代理人
主权项
地址
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