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发明名称
Roll grinding machine
摘要
申请公布号
US2040820(A)
申请公布日期
1936.05.19
申请号
US19360059008
申请日期
1936.01.14
申请人
NORTON COMPANY
发明人
BELDEN ALBERT G.;GRIFFING HERBERT J.
分类号
B24B5/04
主分类号
B24B5/04
代理机构
代理人
主权项
地址
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