May Patent 7678,937 - Patent $1,293,021 3, 1944. JM. Browning ~ Automatic gun, July 23, 1901, covers the original and basic principles of the locking, sccelerating and feeding mechane isms of the present recoil type .30 and .50 caliber guns. ~ Browning dali. ruary 4, 1919 | + Automatic covers the Machine revamped Gun, model Febof re- cOil operated machine gun. Is usually referred to as the “original Machine Gun Patent", but contains most of the features covered by Patent #678,937. Pate #1, nt 525,065 ~ dll. Browning = The original 37 M/M automatic cannon patent. lmbodies certain principles of feeding and bolt latching covered by Patent 7659,507 to J.M. Browning. Is recoil operated firearm. October 9, 1900. Patent #1, 525,066 ~ dM. Browning, February 3, firearm, covers improvements Patent ~ Jil, Patent 71,548,708 #1, 557,414 ment to Browning, 37 M/M recoil buffer. - d«M. browning, August gun and 4, 1925 especially October 13, mechanism for euns, covers for synchronizing the fire with the revolving 1925 « Automatic to 37 M/M guns. covers improve- an improved 1925 - firing a firing mechanism of a machine cun propeller blade of an air~ plane. Patent #1,628,226 - Jil, Browning, May 10, 1927 - automatic firearm, is usually called the original .50 caliber patent, but 1,293,021 Patents #1,628,227 #1,629,651 Patent £1,692, 328 - J.M. contains mechanism and #678,937. Patent Browning, May for automatic - J.M. machine for automatic Browning, flrearms, for use on Browning, feeding device to improved the 1927 guns, May 24, by Patent = firing control firing mechaniom and 1927, cover firing mechanisms 1928 cartridge airplanes. -~ delle an 10, covered November for 20, automatic cartridge holder mechanismof the 37 = firearms, and M/M its gun. covers adaptation