In what year did John Browning formally begin his commercial career by filing his first patent?
Answer
1879
The formal beginning of John Browning’s commercial career as an inventor is marked by his first patent filing occurring in 1879.

#Videos
John Moses Browning's First Patent - YouTube
Related Questions
What was the fundamental nature of John Browning's first recognized invention?In what year did John Browning formally begin his commercial career by filing his first patent?To which major manufacturer did Browning sell the rights to his first patented improvement?For how much money did Browning initially sell the patent rights for his 1879 rifle modification?What specific type of firearm did Browning's 1879 patent modification focus on improving?What financial benefit did the sale of the first patent provide to the young Browning?Where was John Moses Browning born and where did he gain his foundational experience in gunsmithing?What characterized Browning's early inventive spirit before he developed famous complex systems?What did the nature of Browning's first patent suggest about his initial approach to invention?What was John Moses Browning's specific birth date?