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经营范围
发明名称
TUBE FITTING
摘要
申请公布号
JPH0473491(A)
申请公布日期
1992.03.09
申请号
JP19900183975
申请日期
1990.07.13
申请人
HITACHI LTD;HITACHI ELECTRON ENG CO LTD
发明人
TAMURA MINORU
分类号
F16L33/22
主分类号
F16L33/22
代理机构
代理人
主权项
地址
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