Invention Grant
- Patent Title: Polishing means and method
- Patent Title (中): 抛光手段和方法
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Application No.: US69134646Application Date: 1946-08-17
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Publication No.: US2606405APublication Date: 1952-08-12
- Inventor: OHL RUSSELL S
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US69134646 1946-08-17
- Main IPC: B24B37/04
- IPC: B24B37/04
Information query
