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| All Patents in class 74/155 | |||||
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| Number | Date | Patentee | Title | Type | |
| 511,923 | Jan. 02, 1894 | J. Barrett | Jack | lifting jacks | |
| 680,730 | Aug. 20, 1901 | W.H. Oliver | Lifting-jack | automobile and truck jacks | |
| 737,655 | Sep. 01, 1903 | W.H. Oliver | Lifting-jack | automobile and truck jacks | |
| 2,633,328 | Mar. 31, 1953 | B.E. Wallace | Winch | hoists, winches, come-alongs | |
| 2,956,452 | Oct. 18, 1960 | L.A. Dever | Indexing Mechanism | indexers and dividers | |