Patents for B23Q 11 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools (20,102) | |
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01/1976 | |
01/06/1976 | US3930302 Machine tool with guard cover apparatus |
01/06/1976 | US3930301 Heavy machine tool and device for depositing and placing a tool head in readiness for use |