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All Patents in class 76/79 | |||||
Number | Date | Patentee | Title | Type | |
2,972,266 | Feb. 21, 1961 | J. McEwan | Saw sharpener | saw sharpening machines | |
4,471,673 | Sep. 18, 1984 | R.K. Rosenquist | Sharpening apparatus for circular saw blades | cutter grinding |