| All Patents in class 184/13.1 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| 199,955 | Feb. 05, 1878 | A. Box | Improvement in screw hoisting-pulley apparatus | hoists, winches, come-alongs |
| 877,023 | Jan. 21, 1908 | C.H. Way | Engine | internal combustion engine lubrication |
| 1,037,239 | Sep. 03, 1912 | E.W. Goodnow | Lubricator for Explosion Engines | internal combustion engine lubrication |
| 1,259,959 | Mar. 19, 1918 | F.B. Cockburn | Head Stock for Engine Lathes | engine lathes |
| 1,395,394 | Nov. 01, 1921 | E.R. Conners | Mechanism for Truing and Dressing Grinding Wheels | grinder dressers |
| 1,435,574 | Nov. 14, 1922 | F. Ackerman | Lubricating System for Piston Engines | internal combustion engine lubrication |
| 1,631,537 | Jun. 07, 1927 | J.G. Krenzke | Lubrication System for Train of Gears | internal combustion engine lubrication |
| 1,632,671 | Jun. 14, 1927 | R.A. Norling | Reversing mechanism for electric drills | handheld power drills |
| 1,648,737 | Nov. 08, 1927 | H.E. McCray | Internal Combustion Engine | |
| 1,701,726 | Feb. 12, 1929 | J.A. Mould | Power-driven cultivator | |
| 1,713,693 | May 21, 1929 | A.C. Elley | Lubricant Transfer for Multicompartment Crank Cases | internal combustion engine lubrication |
| 1,803,120 | Apr. 28, 1931 | H.E. McCray | Internal Combustion Engine | |
| 1,943,071 | Jan. 09, 1934 | W.H. Harstick | Power Transmission Mechanism | power transmissions |
| 2,012,009 | Aug. 20, 1935 | F.G. Hobart | Engine Crank Case Construction | internal combustion engine lubrication |
| 2,449,227 | Sep. 14, 1948 | F.G. Hobart | Crankcase Oil Thrower and Crank Pin Lubricating Device | internal combustion engine lubrication |
