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发明名称
摘要
申请公布号
JPS5930439(B2)
申请公布日期
1984.07.26
申请号
JP19750115032
申请日期
1975.09.23
申请人
HITACHI LTD
发明人
SEKIZAWA SADAO;ISHIDA GIICHI
分类号
D05B69/12
主分类号
D05B69/12
代理机构
代理人
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