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发明名称
Способ принудительной завивки заготовок сверл и приспособление для осуществления этого способа
摘要
申请公布号
SU96643(A1)
申请公布日期
1953.11.30
申请号
SU19520446434
申请日期
1952.04.03
申请人
IVANOV N.O.;OVCHINNIKOV P.YA.
发明人
IVANOV N.O.;OVCHINNIKOV P.YA.
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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