Invention Grant
- Patent Title: Wheel oscillator
- Patent Title (中): 车轮振荡器
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Application No.: US6756260Application Date: 1960-11-07
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Publication No.: US3025643APublication Date: 1962-03-20
- Inventor: THOMPSON EARL A
- Applicant: THOMPSON EARL A
- Assignee: Earl A Thompson
- Current Assignee: Earl A Thompson
- Priority: US6756260 1960-11-07
- Main IPC: B24B47/06
- IPC: B24B47/06 ; B24B47/16
Information query
