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发明名称
Digitalizers
摘要
申请公布号
US2970307(A)
申请公布日期
1961.01.31
申请号
US19570639090
申请日期
1957.02.08
申请人
INSTRUMENT DEVELOPMENT LABORATORIES, INC.
发明人
BENTLEY GEORGE P.;MCNABB GEORGE C.
分类号
H03M1/00
主分类号
H03M1/00
代理机构
代理人
主权项
地址
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