| Description | Patent No. 12,839, for 'Improvements in the construction and manufacture of axle pulleys and other pulleys having the wheels or pulleys proper mounted in cast metal boxes or frames and in apparatus employed in such manufacture', issued to Richard Clayton, Chairman of the Cannon Hollow-ware Company Ltd., Deepfields, and William Branford of Bilston, Pattern-maker. Attached is a specification for the same patent, including a diagram of the invention. |