Invention Grant
- Patent Title: Grinding machine
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Application No.: US37455629Application Date: 1929-06-28
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Publication No.: US2032269APublication Date: 1936-02-25
- Inventor: SOL EINSTEIN , HAAS FREDERICK S
- Applicant: HEALD MACHINE CO
- Assignee: Heald Machine Co
- Current Assignee: Heald Machine Co
- Priority: US37455629 1929-06-28
- Main IPC: B24B5/18
- IPC: B24B5/18
Information query
