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| Patents Granted on 1928-08-28 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,682,310 | Aug. 28, 1928 | F.W. Shakeshaft | Combination Gauge for Mechanics | marking gauges | |
| 1,682,437 | Aug. 28, 1928 | C.G. Sprado | Circulating System | cooling apparatus | |
| 1,682,558 | Aug. 28, 1928 | T.H. Doan, Jr. | Drilling machine | drill presses | |