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发明名称
Плоская плашка для накатывания резьбовых изделий с профилем нарезки с широкой впадиной, в частности, шурупов для дерева
摘要
申请公布号
SU90413(A1)
申请公布日期
1949.11.30
申请号
SU19490406192
申请日期
1949.10.24
申请人
FRUMIN YU.L.
发明人
FRUMIN YU.L.
分类号
B21H3/06
主分类号
B21H3/06
代理机构
代理人
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地址
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