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发明名称
Modulation apparatus
摘要
申请公布号
US2468237(A)
申请公布日期
1949.04.26
申请号
US19470750346
申请日期
1947.05.24
申请人
RAYTHEON MANUFACTURING COMPANY
发明人
JR. ROYDEN C. SANDERS,;MERCER WILLIAM R.
分类号
H03C7/02
主分类号
H03C7/02
代理机构
代理人
主权项
地址
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