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发明名称
APPARATUS FOR MAKING SPIRAL DRILLS
摘要
申请公布号
SU1627078(A3)
申请公布日期
1991.02.07
申请号
SU19864027482
申请日期
1986.05.06
申请人
MAJ-DERRENBERG FERTRIBS-GMBKH UND KO KG (FIRMA)
发明人
FRANTS JOZEF TSIBULSKI,DE;RIKHARD DERRENBERG,DE
分类号
B21H3/10
主分类号
B21H3/10
代理机构
代理人
主权项
地址
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