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发明名称
Modulation system
摘要
申请公布号
US2284689(A)
申请公布日期
1942.06.02
申请号
US19390285839
申请日期
1939.07.22
申请人
C. LORENZ AKTIENGESELLSCHAFT
发明人
STEINMETZ JOACHIM
分类号
H03C1/24
主分类号
H03C1/24
代理机构
代理人
主权项
地址
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