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发明名称
BUS DUCT SYSTEM OF ELECTRIC POWER DISTRIBUTION
摘要
申请公布号
CA509469(A)
申请公布日期
1955.01.25
申请号
CAD509469
申请日期
申请人
GENERAL ELECTRIC COMPANY
发明人
HERMAN J. HAMMERLY
分类号
主分类号
代理机构
代理人
主权项
地址
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