| All Patents in class 137/65 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 2,240,763 | May 06, 1941 | E.J. Dillman | Control System | heating apparatus |
| 2,259,645 | Oct. 21, 1941 | W.S. Landon | Heating System and Control Means Therefor | heating apparatus |
| 2,404,853 | Jul. 30, 1946 | W.S. Landon | Fluid Control for Oil Burners | flow controls |
| 2,591,581 | Apr. 01, 1952 | C.H. Millerwise | Trip and Reset Mechanism for Float Operated Liquid Fuel Controlling Valves | liquid level controls |
| 2,592,913 | Apr. 15, 1952 | M.E. Landon, Administratrix, W.S. Landon, deceased (Estate of) | Liquid Level Control Means | liquid level controls |
