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发明名称
PRODUCTION OF MOLD FOR MOLDING OF PLASTIC
摘要
申请公布号
JPS5750291(A)
申请公布日期
1982.03.24
申请号
JP19800124014
申请日期
1980.09.09
申请人
NIPPON KOUGAKU KOGYO KK
发明人
SEKI YASUKAZU;AKIYAMA TOSHIO
分类号
B21D37/20;B23K20/00;B23K20/22
主分类号
B21D37/20
代理机构
代理人
主权项
地址
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