Letters patent granted to Thomas Farmer for 'Improvements in treating Pyrites to obtain Sulphur
1840
Patent granted to Peter Cox
1810
Letters patent (no. 361) granted to Samuel Webb Thomas for "Improvements in Bicycles"
1870
Letters patent, no. 10
1845
Letters patent (no. 1471) granted to Joseph Rothery and Andrew Rothery
1871
Letters patent (no. 522) granted to William Millard for "Improvements in Jacquard looms"
1871
Letters patent (no. 2871) granted to Henry Woodcroft Hammond for "An improved compound Blower"
1873
Scottish letters patent granted to Thomas Farmer re obtaining sulphur
1840
Letters patent (no. 1673) granted to Stephen Thomas Wentworth
1872
Letters patent (no.1216) granted to Joseph Webb for "Improvements in Rotary Engines"
1853
Letters patent in the name of Charles Glover of the City of Lincoln
1855
Letters patent granted to Stephen Geary re improvements in the preparation of fuel
1838
signalling letters patent
1875
Letters patent granted to Henry Adams re his 'Invention for "A Revolving Ventilator"'
1854