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| All Patents in class 82/55 | |||||
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| Number | Date | Patentee | Title | Type | |
| 338,969 | Mar. 30, 1886 | E.S. Higgins | Machine for Trimming the Edges of Hollow Articles | cutting and trimming machines | |
| 397,888 | Feb. 19, 1889 | S.T. Barras | Profile-cutting machine | ||
| 446,241 | Feb. 10, 1891 | C. Willis | Machine for Cutting Sheet Metal | ||
| 1,259,306 | Mar. 12, 1918 | H.C. Smith | Work-Support for Rotary Shears | metal shearing machines | |
| 2,209,211 | Jul. 23, 1940 | H.C. Smith, Jr. | Circle Cutting Attachment For Rotary Shears | metal shearing machines | |