| Description | Patent No. 1857 for 'Improvements in covers of saucepans', issued to Richard Clayton, Managing Director of Cannon Iron Foundries Ltd.; provisional specification for the same patent with diagram; correspondence with Stephen Watkins, Son & Groves, Chartered Patent Agents, Wolverhampton; correspondence with Joseph Sankey & Sons Ltd., Bilston re: royalties for using the patent; provisional specifications for Patent No.s 11,136, 19,003 and 5254. |