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经营范围
发明名称
Mandrel core cutting, loading, and ejecting mechanism
摘要
申请公布号
US2553052(A)
申请公布日期
1951.05.15
申请号
US19490088132
申请日期
1949.04.18
申请人
EDWIN M. KWITEK;REUBEN J. PECH
发明人
KWITEK GEORGE M.
分类号
B26D3/16
主分类号
B26D3/16
代理机构
代理人
主权项
地址
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