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Patents for Arthur A. Rickert | |||||
Number | Date | Patentee | Title | Type | |
1,978,059 | Oct. 23, 1934 | A.A. Rickert | Cutting Off Machine | cutting-off and centering machines | |
1,978,060 | Oct. 23, 1934 | A.A. Rickert | Work Feeding Device | workpiece changers and storage mechanisms |