| All Patents in class 431/64 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 2,183,854 | Dec. 19, 1939 | W.S. Landon | Control Device | flow controls |
| 2,335,212 | Nov. 23, 1943 | W.S. Landon | Heating Apparatus | heating apparatus |
| 2,364,591 | Dec. 05, 1944 | J.L. Stoughton, W.S. Landon | Controlling Means | flow controls |
| 2,379,565 | Jul. 03, 1945 | E.J. Doucet | Fuel Burner Control Means | flow controls |
| 2,398,099 | Apr. 09, 1946 | 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 |
| 2,493,297 | Jan. 03, 1950 | W.S. Landon | Orifice Cleaning Means | pipe and orifice cleaners |
| 2,494,394 | Jan. 10, 1950 | W.S. Landon | Heating Apparatus and Fuel Flow Controlling Means Therefor | heating apparatus |
