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发明名称
MANUFACTURING METHOD OF PORCELAIN TUBE
摘要
申请公布号
JPS5222788(A)
申请公布日期
1977.02.21
申请号
JP19750098186
申请日期
1975.08.13
申请人
NGK INSULATORS LTD
发明人
TSUZUKI KAORU;SHINOKUBO HIROYUKI
分类号
H01B19/00
主分类号
H01B19/00
代理机构
代理人
主权项
地址
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