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| Patents for American Standard Tool Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| RE3,588 | Aug. 10, 1869 | A.R. Arnold | Improved machine for making twist-drills | tool making machines | |
| 104,982 | Jul. 05, 1870 | S.A. Morse | Improvement in grinding-rest for twist-drills | drill grinders | |