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发明名称
Manually manipulable self lubricating hone
摘要
申请公布号
US2802317(A)
申请公布日期
1957.08.13
申请号
US19540466583
申请日期
1954.11.03
申请人
JOHN W. BOLTON & SONS, INC.
发明人
STUCK HAROLD D.
分类号
B24D15/02
主分类号
B24D15/02
代理机构
代理人
主权项
地址
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