| Description | Papers including Patent for Patent No. 20,630/95 for 'Improved means to facilitate the use of saucepan covers in straining liquid which is being poured from saucepans and to enable boiling over to be prevented or stopped'; provisional specification for Patent No. 20,630; correspondence between Cannon and the Office for Patents and the Registration of Designs and Trade Marks, Prince's Chambers, Prince's Square, Wolverhampton. |