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经营范围
发明名称
Signal transmitter
摘要
申请公布号
US3204229(A)
申请公布日期
1965.08.31
申请号
US19600055001
申请日期
1960.09.09
申请人
FISCHER & PORTER COMPANY
发明人
DULBERGER LEON H.
分类号
G08B21/00
主分类号
G08B21/00
代理机构
代理人
主权项
地址
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