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发明名称
VACUUM VALUE
摘要
申请公布号
JPH04206122(A)
申请公布日期
1992.07.28
申请号
JP19900327559
申请日期
1990.11.28
申请人
TOSHIBA CORP
发明人
OKUTOMI ISAO;YAMAMOTO ATSUSHI;SEKI KEISEI
分类号
C22C5/06;H01H33/66
主分类号
C22C5/06
代理机构
代理人
主权项
地址
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