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发明名称
Signal system
摘要
申请公布号
US2399715(A)
申请公布日期
1946.05.07
申请号
US19430503783
申请日期
1943.09.25
申请人
GENERAL MOTORS CORPORATION
发明人
WITTLINGER LEONARD M.
分类号
H04B10/10
主分类号
H04B10/10
代理机构
代理人
主权项
地址
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