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发明名称
Procédé de fabrication de rouleaux massifs
摘要
申请公布号
CH503532(A)
申请公布日期
1971.02.28
申请号
CH19690008995
申请日期
1969.06.12
申请人
GRIFFIN
发明人
VOS,JACQUES DE
分类号
B22D13/00;B22D19/16;(IPC1-7):B22D13/02;B22D25/00
主分类号
B22D13/00
代理机构
代理人
主权项
地址
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