- Woodward Under Feed Smoke Burning Stove.
- WOODWARD SPEED GOVERNOR PATENT NUMBER 2,660,421.
- SPEED CONTROLLER FOR IMPULSE TURBINES. PATENT NUMBER 2,898,925.
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- S6
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- S2
- Rockford Oatmeal Company.
- Reasearching and documenting the evolution of the Woodward governor with patent documents.
- Published in 1891.
- Patent number 811,349. Page 2.
- Patent number 811,349.
- Patent number 438,876. Patented October 21, 1890.