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All Patents in class 30/355 | |||||
Number | Date | Patentee | Title | Type | |
1,793,171 | Feb. 17, 1931 | W. Grant | Knife Blade | ||
2,047,300 | Jul. 14, 1936 | A.L. Warner | Method of making under-serrated mower sections | ||
6,357,122 | Mar. 19, 2002 | R.P. Bachta | Plunge drywall saw |