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Search results for: Pentecost, Arthur


 
  • Patent:US1328847 27.01.1920 Pentecost, Arthur (P) Wales Adding Machine Comp. : Calculating machine
  • Patent:US1342969 08.06.1920 Pentecost, Arthur (P) Wales Adding Machine Comp. : Calculating machine
  • Patent:US1355258 12.10.1920 Pentecost, Arthur (P) Wales Adding Machine Comp. : Calculating machine
  • Patent:US1433908 31.10.1922 Pentecost, Arthur (P) Fisher, William (P) Wales Adding Machine Comp. : Calculating machine
  • Patent:US856905 11.06.1907 Pentecost, Arthur (P) Pike Adding Machine Comp. : Attachment for Adding-machines

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