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发明名称
METHOD OF MAKING THE OCTAGONAL PROFILES AND DEVICE FOR EXECUTING THE SAME
摘要
申请公布号
CS190473(B2)
申请公布日期
1979.05.31
申请号
CS19750002674
申请日期
1975.04.17
申请人
SCHLOEMANN-SIEMAG AG.,DE
发明人
BRETSCHNEIDER,ERICH,DE;LEITNER,HERMANN,DE;BOEHMER,FRIEDHELM,DE
分类号
B21B;B21B1/16;B21B1/42;(IPC1-7):B21B1/42
主分类号
B21B
代理机构
代理人
主权项
地址
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