...Greene, in pursuance of, and in compliance with, the said proviso in the said letters patent, do hereby describe and ascertain the nature of the said invention, and in what manner the same is to be performed, a« follows, that is to say, the principle on which my invention is founded...

...in compliance with the said proviso^ I the said Archibald Earl of bundonald do hereby particularly describe and ascertain the nature of the said invention, and in what manner the same is to be performed, in manner following; 'viz. That the improvements on mill spinning machinery...

...compliance with the said proviso, I the said Archibald Earl of Dundonald do hereby particularly describe ami ascertain the nature of the said invention, and in what manner the same is to be performed, in manner following ; vis. That the improvements on mill spinning machinery...

...profit thereof. The letters patent also contained a proviso, that if Harmar should not particularly describe and ascertain the nature of the said invention, and in what manner the same was to be performed, by an instrument in writing under his hand and seal, and cause the same to...

...Muslins; in which said Letters Patent there is contained a Proviso, obliging me the said John Ashworth, by an Instrument in Writing under my Hand and Seal,...particularly to describe and ascertain the Nature of my saiJ Invention, and in what Manner the same is to be performed, and to cause the same to be inrolled...

...come, &c. Now KNOW YE, that in compliance with the said proviso, [ the said Robert Franks do hereby describe and ascertain the nature of the said invention, and in what manner the same is to be performed, by the following description thereof; that is to say : "Take what is called...

...letters patent, " there is a proviso, or condition, that if I, " John Harmar, should not particularly describe " and ascertain the nature of the said invention, " and in what manner the same is to be perform" ed, by an instrument in writing under my " hand and seal, and cause the same...

...a copy of this order be endorsed on the roll on which the said specification is enrolled." Rubery, by an instrument in writing under my hand and seal,...performed, and to cause the same to be enrolled in her Majesty's high Court of Chancery within six calendar months next, and immediately after the date...

...conditioned to become void if such complete specification, filed as aforesaid, does not particularly describe and ascertain the nature of the said invention,...and in what manner the same is to be performed ; and a copy of every such complete specification shall be open to the inspection of the public, as hereinafter...

...u-ordx of the patent..] In which said letters patent there is contained a proviso obliging me the said , by an instrument in writing under my hand and seal,...particularly to describe and ascertain the nature of my said invention, and in what manner the same is to be performed, and to cause the same to be enrolled...