Patents for Melvin A. Yeakley |
Patents 1 -
8
of 8
|
Number | Date | Patentee | Title | Type |
476,028 | May 31, 1892 | M.A. Yeakley | Safety attachment for railway-trolleys | railroad cars and carriages |
568,395 | Sep. 29, 1896 | M.A. Yeakley | Pneumatic hammer | power hammers |
693,939 | Feb. 25, 1902 | M.A. Yeakley | Pneumatic hammer | power hammers |
1,141,675 | Jun. 01, 1915 | M.A. Yeakley | Anti-friction bearing | industrial machine bearings |
1,146,834 | Jul. 20, 1915 | M.A. Yeakley | Trolley-catcher | railroad cars and carriages |
1,335,310 | Mar. 30, 1920 | M.A. Yeakley | Internal-combustion engine | internal combustion engines |
1,414,244 | Apr. 25, 1922 | M.A. Yeakley | Lubrication for engine valves | internal combustion engines |
1,452,995 | Apr. 24, 1923 | M.A. Yeakley | Valve-operating connection | internal combustion engines |