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Creation date / 2021 / February / 16
- PAGE 11
- PAGE 12
- PAGE 13. AIRCRAFT ENGNE CONTROL SYSTEM HISTORY PROJECT.
- Page 1 of Rufus Oldenburger's engine governor patent.
- Page 2. Hydraulic governor history.
- Page 3.
- Page 4.
- Page 5.
- Page 6.
- Patent 3,051,138. 2 sheets-sheet2.
- Patent 3,051,138. Sheet 1 of 2. Hydraulic governors.
- An Allis-Chalmer Company's Plate Steel Spiral Casting for 70,000 hourse-powered Niagara Falls hydraulic turbine unit.