Invention Grant
- Patent Title: Edging machine
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Application No.: US32096419Application Date: 1919-08-30
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Publication No.: US1490178APublication Date: 1924-04-15
- Inventor: MAYNARD ALBERT E , GUNNING WILLIAM A
- Applicant: AMERICAN OPTICAL CORP
- Assignee: American Optical Corp
- Current Assignee: American Optical Corp
- Priority: US32096419 1919-08-30
- Main IPC: B24B9/14
- IPC: B24B9/14
Information query
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