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Patents for David Smail
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
659,003Oct. 02, 1900D. Smail, C.W. TaylorValve-Operating Mechanismsteam engine valve gear
GB-190,011,371Apr. 27, 1901J. Storey, D. Smail, C.W. TaylorImprovements in or Relating to Engine Valve Gearsteam engine valve gear
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