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经营范围
发明名称
Grinding machine
摘要
申请公布号
US1851566(A)
申请公布日期
1932.03.29
申请号
US19310534201
申请日期
1931.05.01
申请人
HENRY L. CROWLEY & CO. INC.
发明人
CROWLEY HENRY L.
分类号
B24B19/00
主分类号
B24B19/00
代理机构
代理人
主权项
地址
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