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发明名称
Buffing machine
摘要
申请公布号
US1879286(A)
申请公布日期
1932.09.27
申请号
US19310555554
申请日期
1931.08.06
申请人
GEM CRIB & CRADLE COMPANY
发明人
JOHNSON ARVID S.;NEUNHERZ HERBERT W.
分类号
B24B5/38
主分类号
B24B5/38
代理机构
代理人
主权项
地址
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