1834
- Henry Blair patents a corn planter, he is the second black person to receive a U.S. patent.
- Jacob Perkins invents an early refrigerator type device - an ether ice machine.
1835
- Englishmen, Henry Talbot invents calotype photography.
- Solymon Merrick patents the wrench.
- Englishmen, Francis Pettit Smith invents the propeller.
- Charles Babbage invents a mechanical calculator.
1836
- Francis Pettit Smith and John Ericcson co-invent the propellor.
- Samuel Colt invented the first revolver.
1837
- Samuel Morse invents the telegraph.
- English schoolmaster, Rowland Hill invents the postage stamp.
1838
- Samual Morse invents Morse Code.
I839
- American, Thaddeus Fairbanks invents platform scales.
- American, Charles Goodyear invents rubber vulcanization.
- Frenchmen, Louis Daguerre and J.N. Niepce co-invent Daguerreotype photography.
- Kirkpatrick Macmillan invents a bicycle.
- Welshmen, Sir William Robert Grove conceives of the first hydrogen fuel cell.
1840
- Englishmen, John Herschel invents the blueprint.
1841
- Samuel Slocum patents the stapler.
1842
- Joseph Dart builds the first grain elevator.
1843
- Alexander Bain of Scotland, invents the facsimile.
1844
- Englishmen, John Mercer invents mercerized cotton.
1845
- American, Elias Howe invents a sewing machine.
- Robert William Thomson patents the first vulcanised rubber pneumatic tire.
1846
- Dr. William Morton, a Massachusetts dentist, is the first to use anesthesia for tooth extraction.
1847
- Hungarian, Ignaz Semmelweis invents antisceptics.
1848
- Waldo Hanchett patents the dental chair.
1849
- Walter Hunt invents the safety pin.
1850
- Joel Houghton was granted the first patent for a dishwasher.
1851
- Isaac Singer invents a sewing machine.
1852
- Jean Bernard Léon Foucault invents gyroscope.
- Henri Giffard builds an airship powered by the first aircraft engine - an unsuccessful design.
1853
- George Cayley invents a manned glider.
1854
- John Tyndall demonstrates the principles of fiber optics.
1855
- Isaac Singer patents the sewing machine motor.
- Georges Audemars invents rayon.
1856
- Louis Pasteur invents pasteurisation.
1857
- George Pullman invents the Pullman Sleeping Car for train travel.
1858
- Hamilton Smith patents the rotary washing machine.
- Jean Lenoir invents an internal combustion engine.
1861
- Elisha Otis patents elevator safety brakes, creating a safer elevator.
- Pierre Michaux invents a bicycle.
- Linus Yale invents the Yale lock or cylinder lock.
1862
- Richard Gatling patents the machine gun.
- Alexander Parkes invents the first man-made plastic.
