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发明名称
INTERNAL EXHAUST SEALS FOR ELECTRIC LAMPS AND SIMILAR DEVICES
摘要
申请公布号
CA477216(A)
申请公布日期
1951.09.25
申请号
CAD477216
申请日期
申请人
CANADIAN GENERAL ELECTRIC COMPANY
发明人
PAUL O. CARTUN
分类号
主分类号
代理机构
代理人
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