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Search results for: Bernau, Frederick


 
  • Patent:CA310398 14.04.1931 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Calculating machine
  • Patent:CA310401 14.04.1931 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Calculating machine
  • Patent:US1471770 23.10.1923 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Locking means for accumulator controls
  • Patent:US1508267 09.09.1924 Bernau, Frederick (P) Ellis (P) Adding Typewriter Compan : Overdraft key-locking and indicating mechanism for calculating machines
  • Patent:US1518478 09.12.1924 Bernau, Frederick (P) : Date Printer
  • Patent:US1536757 05.05.1925 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Adding accumulator
  • Patent:US1550945 25.08.1925 Bernau, Frederick (P) Ellis (P) Typewriter Co. : Operating control for calculating machines
  • Patent:US1562491 24.11.1925 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Automatic nonprinting mechanism
  • Patent:US1599634 14.09.1926 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Signal printing mechanism
  • Patent:US1601102 28.09.1926 Bernau, Frederick (P) Ellis (P) Adding Typewriter Compan : Electric drive for calculating machines
  • Patent:US1670018 15.05.1928 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Automatic carriage-return mechanises
  • Patent:US1731701 15.10.1929 Bernau, Frederick (P) Ellis (P) Adding Typewriter Compan : Overdraft and signal printing mechanism for calculating machines
  • Patent:US1819066 18.08.1931 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Overdraft numeral key locking mechanism
  • Patent:US1819067 18.08.1931 Bernau, Frederick (P) Ellis (P) Adding Typewriter Compan : Overdraft and signal printing mechanism for calculating machines
  • Patent:US1819068 18.08.1931 Bernau, Frederick (P) Ellis (P) Adding Typewriter Compan : Overdraft and signal printing mechanism for calculating machines
  • Patent:US1875913 06.09.1932 Bernau, Frederick (P) Ellis (P) Adding Typewriter Comp. : Carriage control of ribbon shift mechanisms

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