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Die große Enzyklopädie des mechanischen Rechnens

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Search results for: Measuregraph


 
  • Patent:US1409547 14.03.1922 Waiter E. Hosch Measuregraph (P) Comp. : Totalizing mechanism
  • Patent:US1470839 16.10.1923 Greene Carltom Hosch Measuregraph (P) Comp. : Auxiliary chart computing machine

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