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发明名称
MANUFACTURE OF VACUUM VALVE CONTACT MATERIAL
摘要
申请公布号
JPS62229620(A)
申请公布日期
1987.10.08
申请号
JP19860070472
申请日期
1986.03.28
申请人
TOSHIBA CORP
发明人
OKUTOMI ISAO;FUJITA HAJIME;OKAWA MIKIO;GOTO AKIRA
分类号
H01H33/66
主分类号
H01H33/66
代理机构
代理人
主权项
地址
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FRYER
