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Résultats de recherche: Foothorap, Harry Arthur


 
  • Patent:CA312156 09.06.1931 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Calculating machine mechanism
  • Patent:CA319817 16.02.1932 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Writing adding machine
  • Patent:CA321235 05.04.1932 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Writing adding machine
  • Patent:SE64542 03.12.1925 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Tiotalsöverföringsanordning för räkneverken till skrivande räknemaskiner
  • Patent:SE64666 03.12.1925 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Tiotalsöverföringsanordning för det transversala räkneverket i skrivande räknemaskiner
  • Patent:US1280697 08.10.1918 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Tabulating mechanism
  • Patent:US1455196 15.05.1923 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Cross footer register for writing adding machines
  • Patent:US1505384 19.08.1924 Foothorap, Harry Arthur (P) Elliott Fisher (P) : Clear-signal mechanism for writing-adding machines
  • Patent:US1505385 19.08.1924 Foothorap, Harry Arthur (P) Elliott Fisher (P) : Debit and credit distribution for writing-adding machines
  • Patent:US1512282 21.10.1924 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Automatic type and ribbon selecting mechanism and control for writing adding machines
  • Patent:US1576960 16.03.1926 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Actuating mechanism
  • Patent:US1576961 16.03.1926 Foothorap, Harry Arthur (P) Underwood Elliott-Fisher (P) Comp. : Cross-footing register
  • Patent:US1811227 23.06.1931 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Key and actuator lock for writing adding machines
  • Patent:US1847429 01.03.1932 Foothorap, Harry Arthur (P) Elliott-Fisher (P) Comp. : Writing adding machine
  • Patent:US1959783 22.05.1934 Foothorap, Harry Arthur (P) Underwood Elliott-Fisher (P) Comp. : Combined calculating recording machine
  • Patent:US1994639 19.03.1935 Foothorap, Harry Arthur (P) Underwood Elliott-Fisher (P) Comp. : Column register for calculating
  • Patent:US2032691 03.03.1936 Foothorap, Harry Arthur (P) Underwood Elliott-Fisher (P) Comp. : Crossfooting register for calculating machines
  • Patent:US2145254 31.01.1939 Foothorap, Harry Arthur (P) Underwood Elliott-Fisher (P) Comp. : Combined calculating and recording machine

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