| Description | Papers including: complete specification for patent no. 36,654 for 'improvements in and relating to gas adjusting devices for gas injectors and nozzles', submitted by British Brass Fittings Ltd., Birmingham, with George Neville Sperryn of the same Company; and Cannon Iron Foundries Ltd. of Deepfields, with Richard Talbot Clayton of the same Company; correspondence between Cannon and British Brass Fittings Ltd.; correspondence between Cannon and Barker, Brettell & Duncan, Chartered Patent Agents, Birmingham. |