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发明名称
Sharpening machine
摘要
申请公布号
US2617235(A)
申请公布日期
1952.11.11
申请号
US19500139581
申请日期
1950.01.20
申请人
AKTIEBOLAGET NILSSON & JOHANSSON
发明人
LINDAHL HENNING WALDEMAR
分类号
B24B3/54
主分类号
B24B3/54
代理机构
代理人
主权项
地址
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