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发明名称
Burglar alarm switch
摘要
申请公布号
US1974592(A)
申请公布日期
1934.09.25
申请号
US19330670355
申请日期
1933.05.10
申请人
WOLFGRAM HERMAN A
发明人
WOLFGRAM HERMAN A.
分类号
H01H13/18
主分类号
H01H13/18
代理机构
代理人
主权项
地址
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