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Patents for Henry Waller
Patents 1 - 4 of 4
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PictureNumberDatePatenteeTitle
89,240Apr. 20, 1869T.T. ProsserImprovement in steam-generators
89,241Apr. 20, 1869T.T. ProsserImprovement in steam-generators
110,865Jan. 10, 1871T.T. ProsserImprovement in traction-engines
116,219Jun. 20, 1871T.T. ProsserImprovement in machines for making metallic shoe-pegs
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