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发明名称
SWITCHING DEVICE IN WAVE GUIDE TRANSMISSION SYSTEM
摘要
申请公布号
CA455770(A)
申请公布日期
1949.04.05
申请号
CAD455770
申请日期
申请人
BELL TELEPHONE LABORATORIES;WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
WARREN A. TYRELL
分类号
主分类号
代理机构
代理人
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