Patents for J. Thompson & Sons Mfg. Co. |
Patents 1 -
8
of 8
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Number | Date | Patentee | Title | Type |
620,941 | Mar. 14, 1899 | G.W. Lewis | Explosive Engine | gas and gasoline engines |
621,110 | Mar. 14, 1899 | G.W. Lewis | Gas or Vapor Engine | gas and gasoline engines |
640,393 | Jan. 02, 1900 | G.W. Lewis | Gas Engine | gas and gasoline engines |
640,394 | Jan. 02, 1900 | G.W. Lewis | Gas Engine | gas and gasoline engines |
640,672 | Jan. 02, 1900 | G.W. Lewis | Gas Engine | gas and gasoline engines |
640,673 | Jan. 02, 1900 | G.W. Lewis | Gas Engine | gas and gasoline engines |
640,674 | Jan. 02, 1900 | G.W. Lewis | Explosive Engine | gas and gasoline engines |
640,675 | Jan. 02, 1900 | G.W. Lewis | Explosive Engine | gas and gasoline engines |