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经营范围
发明名称
Centerless grinding process
摘要
申请公布号
US2494938(A)
申请公布日期
1950.01.17
申请号
US19470752142
申请日期
1947.06.03
申请人
L. G. S. SPRING CLUTCH CORPORATION
发明人
GLEESON WILLIAM W.
分类号
B24B5/22
主分类号
B24B5/22
代理机构
代理人
主权项
地址
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