Patents for Andrew K. Foulds |
Patents 1 -
8
of 8
|
Number | Date | Patentee | Title | Type |
2,139,616 | Dec. 06, 1938 | A.K. Foulds | Control Device | flow controls |
2,144,108 | Jan. 17, 1939 | A.K. Foulds | Heating Apparatus | heating apparatus |
2,189,662 | Feb. 06, 1940 | A.K. Foulds | Liquid Level Control Means | liquid level controls |
2,228,515 | Jan. 14, 1941 | A.K. Foulds | Control Device | temperature controls |
2,336,603 | Dec. 14, 1943 | P.S. Russel, A.K. Foulds | Orifice Clearing Means | pipe and orifice cleaners |
2,428,751 | Oct. 07, 1947 | A.K. Foulds | Valve and Switch Unit | flow controls |
2,488,770 | Nov. 22, 1949 | A.K. Foulds | Cover Locking and Actuating Means for Fluid Control Devices | flow controls |
2,561,106 | Jul. 17, 1951 | A.K. Foulds | Fuel Feeding Control Means Responsive to Air Blower Pressure | flow controls |