Miscellaneous
- Detent escapement by Pierre Le Roy in 1748.
- Carcel burner in 1800.
- developments of battery
- Dry cell battery by Gaston Planté in 1859 (first practical storage lead-acid battery)
- in 1866, Georges Leclanché patented the carbon-zinc wet cell battery called the Leclanché cell.
- Interchangeable parts by Honoré Blanc.
- Binoculars (using roof prisms) in 1870 by Achille Victor Emile Daubresse.
- Artificial Cement by Louis Vicat.
- Hairdryer in 1879 by Alexandre Godefroy.
- Modern Dry cleaning in 1855 by Jean Baptiste Jolly.
- Reinforced concrete by Joseph Monier in 1849 and patented in 1867.
- Loppers by Bertrand de Molleville.
- Guillotine
- Hydraulic Shock absorber
- Letterbox
- Modern Safe
- Photolithography
- Power transformer
- Flax spinning frame
- Waste container by Eugène Poubelle
- Ball bearing by Jules Suriray, a Parisian bicycle mechanic, on 3 August 1869.
- Coronagraph by Bernard Lyot in 1930.
- Criminology by Eugène François Vidocq
Read more about this topic: French Inventions