| Description | Letters Patent No. 13,236 for 'Improvements in the conduits or tubes of gas burners through which mixed gas and air pass to the outlets at which they are burnt' issued to Cannon Hollow-ware Company Ltd. and Thomas Ward, Manager of the Gas Stove Department; copy of provisional specification for the same patent; correspondence with the Office for Patents and the Registration of Designs and Trade Marks; an Agreement between Cannon Hollow-ware Company Ltd. and Thomas Ward, in which Thomas Ward assigns to Cannon his rights and interest in Patent No. 13,236. |