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All Patents in class 56/229 | |||||
Number | Date | Patentee | Title | Type | |
548X | Apr. 30, 1804 | M. Coates, E. Evans | Machine for cutting straw and hay | hay or straw cutters | |
2,116,272 | May 03, 1938 | A.W. Mall | Abrasive wheel | ||
3,301,288 | Jan. 31, 1967 | R.N. Norlie, R.M. Sheffield | Routing machine | routing machines |