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经营范围
发明名称
Цепной бар
摘要
申请公布号
SU83163(A1)
申请公布日期
1949.11.30
申请号
SU19480375666
申请日期
1948.02.13
申请人
KOZYAKOV N.N.
发明人
KOZYAKOV N.N.
分类号
B28D1/08;B26D1/54;B28D7/00;E21C25/24
主分类号
B28D1/08
代理机构
代理人
主权项
地址
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