| Patents for James McEwan |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| 2,535,439 | Dec. 26, 1950 | J. McEwan | Saw sharpener | saw sharpening machines |
| 2,580,812 | Jan. 01, 1952 | J. McEwan | Saw holder | saw sharpening machines |
| 2,581,683 | Jan. 08, 1952 | J. McEwan | Variable-speed drive | metalworking power transmission |
| 2,590,992 | Apr. 01, 1952 | J. McEwan | Saw sharpener | saw sharpening machines |
| 2,607,243 | Aug. 19, 1952 | J. McEwan | Saw sharpener | saw sharpening machines |
| 2,625,842 | Jan. 20, 1953 | J. McEwan | Saw sharpening machine | saw sharpening machines |
| 2,630,721 | Mar. 10, 1953 | J. McEwan | Saw sharpener | saw sharpening machines |
| 2,741,143 | Apr. 10, 1956 | J. McEwan | Saw sharpener | saw sharpening machines |
| 2,775,146 | Dec. 25, 1956 | J. McEwan | Saw sharpener | saw sharpening machines |
| 2,780,945 | Feb. 12, 1957 | J.A. Wilhelm, J. McEwan | Saw sharpener | saw sharpening machines |
| 2,857,943 | Oct. 28, 1958 | J. McEwan, J.E. Thompson | Universal miter gauge | tablesaw accessories |
| 2,972,266 | Feb. 21, 1961 | J. McEwan | Saw sharpener | saw sharpening machines |
| 2,990,654 | Jul. 04, 1961 | J. McEwan | Lawn mower sharpening | |
| 3,006,222 | Oct. 31, 1961 | J. McEwan | Apparatus for sharpening chain saws | |
| 3,126,675 | Mar. 31, 1964 | J. McEwan | Lawn mower sharpener | |
