Suchergebnisse
Suchergebnisse:
Howard Robard Hughes Sr. (September 9, 1869 – January 14, 1924) was an American businessman and inventor who founded the Hughes Tool Company. He invented the "Sharp–Hughes" two-cone rotary drill bit during the Texas Oil Boom.
- Howard Robard Hughes Sr.
Howard Robard Hughes Sr. (* 9. September 1869 in Lancaster,...
- English
Howard Robard Hughes Jr. (December 24, 1905 – April 5, 1976)...
- Howard Robard Hughes Sr.
Howard Robard Hughes, Jr. (* 24. Dezember 1905 in Humble oder Houston, beides Texas; † 5. April 1976 in einem Flugzeug über Texas) war ein US-amerikanischer Unternehmer, Filmproduzent, Regisseur und Luftfahrtpionier.
3. Apr. 2024 · In 1909 Hughes’s father, Howard R. Hughes, Sr., invented a rotary bit for oil well drilling that made the family extremely wealthy. The younger Hughes early showed a talent for engineering, and he later studied at the California Institute of Technology, Pasadena, and at the Rice Institute of Technology, Houston.
- The Editors of Encyclopaedia Britannica
Howard Robard Hughes Sr. (September 9, 1869 – January 14, 1924) was an American businessman and inventor. He was the founder of Hughes Tool Company. He invented the "Sharp–Hughes" two-cone rotary drill bit during the Texas Oil Boom.
Howard Robard Hughes Sr. (né le 9 septembre 1869 à Lancaster et mort le 14 janvier 1924 à Houston) est un homme d'affaires et inventeur américain . Fondateur de la Hughes Tool Company, il a inventé le foret à roche tri-cône rotatif Sharp-Hughes pendant le boom du pétrole au Texas (en) .