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经营范围
发明名称
ARGON PURIFIER
摘要
申请公布号
JPS63217183(A)
申请公布日期
1988.09.09
申请号
JP19870050046
申请日期
1987.03.06
申请人
HITACHI LTD
发明人
NUNOMURA MASAYOSHI;IHARA KAZUO
分类号
F25J3/04;F25J3/08
主分类号
F25J3/04
代理机构
代理人
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地址
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