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| Patents for Curtis Machine Corp. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 1,063,923 | Jun. 03, 1913 | L. Lucas | Sanding-machine | |
 | 1,689,108 | Oct. 23, 1928 | A.V. Breed | Wood-carving machine | |
 | 1,743,134 | Jan. 14, 1930 | W.C. Hammond, H.J. Kingsbury | Motor-driven machine | |
 | 1,820,377 | Aug. 25, 1931 | E.W. Curtis | Sanding machine | |
 | 1,974,806 | Sep. 25, 1934 | E.W. Curtis, A.V. Breed | Surfacing machine | |
 | 2,019,889 | Nov. 05, 1935 | A.V. Breed | Polishing machine | |
 | 2,166,676 | Jul. 18, 1939 | A.V. Breed | Abrading device | |