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发明名称
VACUUM VALVE
摘要
申请公布号
JPH05101753(A)
申请公布日期
1993.04.23
申请号
JP19910261650
申请日期
1991.10.09
申请人
TOSHIBA CORP
发明人
OKUTOMI ISAO;SEKI KEISEI;YAMAMOTO ATSUSHI;OKAWA MIKIO;HONMA MITSUTAKA
分类号
C22C5/08;H01H33/66
主分类号
C22C5/08
代理机构
代理人
主权项
地址
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