====== Patent XC-379: 1852-10-27, An improved churn ====== ^ X Number ^ Date ^ Inventor ^ City ^ Title ^ | XC-379 | 1852-10-27 | Charles Midgley | Montreal, QC Canada | An improved churn | ===== Comments ===== XC patents are Canadian patents issued between 1824 and 1869. "It consists in producing the proper motion in the common dash churn by placing it in a swing and connecting it with mechanism in such a manner that the vibration of the swing brings forth the motion required." ===== Information Sources ===== (To be filled in.) ===== External links =====