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| Patents for S. S. Grotta | |||||
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| Number | Date | Patentee | Title | Type | |
| 813,319 | Feb. 20, 1906 | W.J. McIntyre | Tool for Marking and Incising Hinge-Butt Recesses | firmer chisels | |
| 847,599 | Mar. 19, 1907 | C.H. Parks, R.S. Brown | Means for clamping and filing saws | saw sharpening tools | |
| 875,688 | Jan. 07, 1908 | C. Bodmer | Hinge-Butt Gage | butt gauges | |