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Patents for Arthur Rollason
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	391,338	Oct. 16, 1888	A. Rollason	Gas or Caloric Engine
	394,299	Dec. 11, 1888	A. Rollason	Gas or Caloric Engine
	456,505	Jul. 21, 1891	J.H. Hamilton, A. Rollason	Gas or Vapor Engine
	456,853	Jul. 28, 1891	J.H. Hamilton, A. Rollason	Gas or Vapor Engine

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