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| Patents for Mid-West Abrasive Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 2,631,414 | Mar. 17, 1953 | A.A. Muehling | Honing tool with gauge | |
 | 2,741,070 | Apr. 10, 1956 | A.A. Muehling | Swing grinder | |
 | 2,750,714 | Jun. 19, 1956 | A.A. Muehling | Swing grinder | |
 | 3,245,176 | Apr. 12, 1966 | A.A. Muehling | Grinding machine | |