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发明名称
Pulse-modulated wave-signal generator
摘要
申请公布号
US2469174(A)
申请公布日期
1949.05.03
申请号
US19450597777
申请日期
1945.06.06
申请人
HAZELTINE RESEARCH, INC.
发明人
OKRENT JASPER J.
分类号
H03K7/00
主分类号
H03K7/00
代理机构
代理人
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地址
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