Leven Patent Act, 1905
An Act for rendering valid certain letters patent granted to Adolph Leven in respect of an invention for improvements in appliances for protection against projectiles. [30th June 1905.]

WHEREAS by letters patent under the seal of the Patent Office bearing date the sixth day of April one thousand nine hundred and numbered 6463 His present Majesty King Edward did give and grant unto Adolph Leven of No. 5 Augustinerplatz Cologne Cologne on the Rhine in the kingdom of Prussia his executors admin...