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| Patents for Joseph G. Denny Jr. | |||||
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| Picture | Number | Date | Patentee | Title | |
| 1,041,858 | Oct. 22, 1912 | D.J. Normoyle | Tap Wrench | ||
 | 1,082,580 | Dec. 30, 1913 | R.E. Bates | Fluid-power hammer | |
 | 1,090,299 | Mar. 17, 1914 | A.M. Harrington, R.F. Scott | Bolt-cutting machine | |
 | 1,132,704 | Mar. 23, 1915 | Z.B. Coes | Micrometer | |