Kazimierz Prószyński – circa 1895

Kazimierz Prószyński (4 April 1875 – 13 March 1945) was a Polish inventor active in the field of cinematography. He patented his first film camera, called Pleograph, before the Lumière brothers, and later went on to improve the cinema projector for the Gaumont company. He was also the inventor of the widely used first hand-held Aeroscope camera.

Kazimierz Prószyński (4 April 1875 – 13 March 1945). Wikipedia link: https://en.wikipedia.org/wiki/Kazimierz_Pr%C3%B3szy%C5%84ski