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Patents for John M. Stebbins | |||||
Number | Date | Patentee | Title | Type | |
66,695 | Jul. 16, 1867 | A.W. Elmer, C. Ensminger | Plumb Level | inclinometers | |
69,418 | Oct. 01, 1867 | D.F. Elmer | Index Gage & Caliper | measurement gauges |