| All Patents in class 236/68R |
Patents 16 -
28
of 28
      |
| Number | Date | Patentee | Title | Type |
| 2,335,212 | Nov. 23, 1943 | W.S. Landon | Heating Apparatus | heating apparatus |
| 2,337,476 | Dec. 21, 1943 | W.S. Landon, P.S. Russel | Control Apparatus | flow controls |
| 2,353,350 | Jul. 11, 1944 | C.H. Millerwise | Actuating Means | thermostats |
| 2,364,591 | Dec. 05, 1944 | W.S. Landon, J.L. Stoughton | Controlling Means | flow controls |
| 2,372,436 | Mar. 27, 1945 | W.S. Landon | Controlling Means | flow controls |
| 2,396,205 | Mar. 05, 1946 | P.S. Russel | Controlling Means | flow controls |
| 2,409,112 | Oct. 08, 1946 | E.J. Dillman | Automatic Valve | flow controls |
| 2,428,751 | Oct. 07, 1947 | A.K. Foulds | Valve and Switch Unit | flow controls |
| 2,433,493 | Dec. 30, 1947 | J.L. Turner | Electrically Heated Bellows Motor | valves |
| 2,456,131 | Dec. 14, 1948 | W.S. Landon | Draft Control Means for Fuel Burners | flow controls |
| 2,461,328 | Feb. 08, 1949 | W.S. Landon | Controlling Means and System | flow controls |
| 2,466,583 | Apr. 05, 1949 | E.J. Dillman | Trip Mechanism | flow controls |
| 2,505,975 | May 02, 1950 | M.E. Landon, Administratrix, W.S. Landon, deceased (Estate of) | Reciprocating Travel Controlling Means | valves |
