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| Patents for Albert G. Belden | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,150,243 | Aug. 17, 1915 | A.G. Belden | Head-stock | cylindrical grinders | |
| 2,059,895 | Nov. 03, 1936 | A.G. Belden, C.H. Norton | Grinding machine | cylindrical grinders | |