Specification of John Johnson : prevention of smoke in chimneys.

  • Johnson, John.
Date:
1854
Catalogue details

Licence: Public Domain Mark

Credit: Specification of John Johnson : prevention of smoke in chimneys. Source: Wellcome Collection.

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    A.D. 1796 N° 2107. Prevention of Smoke in Chimneys. JOHNSON’S SPECIFICATION. TO ALL TO WHOM THESE PRESENTS SHALL COME, I, John Johnson, of Tildsley Banks, in the County Palatine of Lancaster, Clerk, send greeting. WHEREAS His present most Excellent Majesty King George the Third, 5 by His Letters Patent under the Great Seal of Great Britain, bearing date at Westminster, the Third day of May, in the thirty-sixth year of His reign, did give and grant unto me, the said John Johnson, my executors, adminis¬ trators, and assigns, His especial licence, full power, sole privilege and authority, that I, the said John Johnson, my executors, administrators, and assigns, by 10 myself and themselves, or by my or their deputy or deputies, servants, or agents, or such others as I, the said John Johnson, my executors, administra¬ tors, or assigns, should at any time agree with, and no others, from time to time and at all times thereafter during the term of years therein expressed, should and lawfully might make, use, exercise, and vend, my new invented 15 “Method or Plan for Preventing and Curing Smoking Chimnies,” within that part of His Majesty’s Kingdom of Great Britain called England, His Domi¬ nion of Wales, and Town of Berwick upon Tweed, in such manner as to me, the said John Johnson, my executors, administrators, and assigns, or any of us, should in our discretion seem meet; in which said Letters Patent is contained 20 a proviso, that if I, the said John Johnson, should not particularly describe and ascertain the nature of my said Invention, and in what manner the same is to be performed, by an instrument in writing under my hand and seal, and cause the same to be inrolled in His Majesty’s High Court of Chancery within one calendar month next and immediately after the date of the said 25 Letters Patent, that then the said Letters Patent, and all liberties and advan-