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发明名称
Wave length modulation
摘要
申请公布号
US2541650(A)
申请公布日期
1951.02.13
申请号
US19460685194
申请日期
1946.07.20
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
HEPP GERARD
分类号
H03B5/02;H03C3/18;H03C3/20
主分类号
H03B5/02
代理机构
代理人
主权项
地址
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