====== Patent XC-620: 1856-04-05, Slabbing and rolling gang of circular saws for sawing lumber or round logs into boards or planks ====== ^ X Number ^ Date ^ Inventor ^ City ^ Title ^ | XC-620 | 1856-04-05 | J. Davis | Hamilton, ON Canada | Slabbing and rolling gang of circular saws for sawing lumber or round logs into boards or planks | ===== Comments ===== XC patents are Canadian patents issued between 1824 and 1869. ===== Information Sources ===== (To be filled in.) ===== External links =====