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发明名称
Electromagnetic selector device
摘要
申请公布号
US1805021(A)
申请公布日期
1931.05.12
申请号
US19280275806
申请日期
1928.05.07
申请人
WILLIAM SOMERSGALE CHARLES;ANDREW BELILE JOHN
发明人
SOMERSGALE CHARLES WILLIAM;BELILE JOHN ANDREW
分类号
H01H51/04
主分类号
H01H51/04
代理机构
代理人
主权项
地址
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