发明名称 Micro-abrasive finishing device
摘要 A micro-abrasive finishing device to polish flat, curved or irregular surfaces to exceedingly high tolerances required for a variety of finishing rolls or the like currently used in industry to finish various materials. The finishing device utilizes micro-abrasives to their fullest potential by varying oscillation and relative speed at which the abrasive contacts the surface to be finished.
申请公布号 US4796387(A) 申请公布日期 1989.01.10
申请号 US19870122755 申请日期 1987.11.19
申请人 JOHNSON, JAMES N. 发明人 JOHNSON, JAMES N.
分类号 B21B28/04;B24B5/04;B24B21/00;(IPC1-7):B24B7/00 主分类号 B21B28/04
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