Specification of Jean Jacques Bouvert and François Isidore Jean Pascal : smoke-preventing apparatus.

  • Bouvert, Jean Jacques.
Date:
1858
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Jean Jacques Bouvert and François Isidore Jean Pascal : smoke-preventing apparatus. Source: Wellcome Collection.

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    Smoke-preventing Apparatus. LETTERS PATENT to Jean Jacques Bouvert, Civil Engineer, and Fran9ois Isidore Jean Pascal, Solicitor, both of Paris, in the Empire of France, for the Invention of Improvements in Smoke-preventing Apparatus.” Sealed the 23rd September 1857, and dated the 23rd July 1857. COMPLETE SPECIFICATION filed by the said Jean Jacques Bouvert and Francois Isidore Jean Pascal at the Office of the Commissioners of Patents, with their Petition and Declaration, on the 23rd July 1857, pursuant to the 9th Section of the Patent Law Amendment Act, 1852. 5 TO ALL TO WHOM THESE PRESENTS SHALL COME, we, Jean Jacques Bouvert, Civil Engineer, and Francois Isidore Jean Pascal, Solicitor, both of Paris, in the Empire of France, send greeting. WHEREAS we are in possession of an Invention for “ Improvements in Smoke-preventing Apparatus,” and have petitioned Her Majesty to grant 10 unto us, our executors, administrators, and assigns. Her Royal Letters Patent for the same, and have made solemn declaration that we are the first and true Inventors thereof. NOW KNOW YE, that we, the said Jean Jacques Bouvert and Fran9ois Isidore Jean Pascal, do hereby declare that the following Complete Speci- 15 fication, under our hand and seal, fully describes and ascertains the nature of the said Invention, and the manner in which the same is to be performed