Patents for Walter K. Freeman |
Patents 1 -
7
of 7
|
Number | Date | Patentee | Title | Type |
302,553 | Jul. 29, 1884 | W.K. Freeman | Electric Arc Lamp | electric arc lamps |
302,554 | Jul. 29, 1884 | W.K. Freeman | Armature for Dynamo Electric Machines or Motors | electric motors |
302,555 | Jul. 29, 1884 | W.K. Freeman | Armature for Dynamo Electric Machines or Motors | electric motors |
302,556 | Jul. 29, 1884 | W.K. Freeman | Field of Force Magnet for Dynamo Electric Machines | electric generators |
302,557 | Jul. 29, 1884 | W.K. Freeman | Armature Winding for Dynamo Machines | electric generators |
309,536 | Dec. 23, 1884 | W.K. Freeman | Regulator for Electric Generators & Motors | motor regulators |
664,632 | Dec. 25, 1900 | W.K. Freeman | Internal Combustion Engine | internal combustion engines |