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Patents for Walter Ziegler
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
  2,818,147Dec. 31, 1957W. Ziegler, C.A. Mattson, A.W. MallEngine governor and clutch
  2,895,466Jul. 21, 1959W. Ziegler, C.A. Mattson, A.W. MallChain saw starter mechanism
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