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发明名称
摘要
申请公布号
JPH0449919(B2)
申请公布日期
1992.08.12
申请号
JP19850050461
申请日期
1985.03.15
申请人
NIPPON KAKUNENRYO KAIHATSU KK
发明人
NISHIMURA SEIJI
分类号
G21C3/20
主分类号
G21C3/20
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