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发明名称
FLANGE FOR ULTRA-HIGH VACUUM
摘要
申请公布号
JPS6347591(A)
申请公布日期
1988.02.29
申请号
JP19860188502
申请日期
1986.08.13
申请人
HITACHI LTD
发明人
OTSUKA MICHIO
分类号
F16J15/08;F16L23/02;F16L23/16;G21B1/05
主分类号
F16J15/08
代理机构
代理人
主权项
地址
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