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| All Patents in class 30/386 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 2,370,556 | Feb. 27, 1945 | A.W. Mall | Chain saw machine | |
 | 2,409,775 | Oct. 22, 1946 | A.W. Mall | Chain-saw machine | |
 | 2,444,138 | Jun. 29, 1948 | A.W. Mall | Adjustable tension chain saw machine | |
 | 2,618,298 | Nov. 18, 1952 | H.C. Pratt | Bow Frame Chain Saw | |
 | 2,714,406 | Aug. 02, 1955 | D.J. Smith | Portable chain saw | |
 | 2,933,112 | Apr. 19, 1960 | J.G. Bentley | Chain saw with tensioning means | |
| 3,267,973 | Aug. 23, 1966 | W.D. Beard | Chain saw bar adjusting device | ||