Joseph von Frauhofer Johann Nepomuk Maelzel Berthelemy Thimonnier Aloys Senefelder
George Eastmann Frederick Scott Archer William Henry Fox Talbot Louis Jacques Daguerre
Rene Theophile Hyacinthe Laennec Joseph - Marie Jacquard Andre Jacques Garnerin Louis Jacques Daguerre
Stethoscope Friction Match Sewing Machine Metronome
Stethoscope Friction Match Waterproof Cloth Vaccination