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| Patents for George Oltsch | |||||
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| Number | Date | Patentee | Title | Type | |
| 496,886 | May 09, 1893 | J.H. Matthews | Transportable circular-saw mill | circular sawmills | |
| 496,887 | May 09, 1893 | J.H. Matthews | Door Securer | combination cork extractors | |
| 729,725 | Jun. 02, 1903 | J.W. Brady | Jointer Gauge | jointer gauges | |
| 844,366 | Feb. 19, 1907 | W.J. Reinholtz, C. Kitson | Abrading-machine | sanding machines | |
| 966,500 | Aug. 09, 1910 | G.F. Wegner | Combined Holder and Centering Tool | center finders | |