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Die große Enzyklopädie des mechanischen Rechnens

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Search results for: Roggenstein, Edwin Otto


 
  • Patent:SE110305 26.08.1939 Roggenstein, Edwin Otto (P) Remington (P) Rand Inc. : Motordriven registrerande räknemaskin
  • Patent:US2364758 12.12.1944 Roggenstein, Edwin Otto (P) Remington (P) Rand Inc : Recording and computing machine
  • Patent:US2364759 12.12.1944 Roggenstein, Edwin Otto (P) Remington (P) Rand Inc : Recording and computing machine
  • Patent:US2412537 10.12.1946 Roggenstein, Edwin Otto (P) Remington (P) Rand Inc : Recording and computing machine
  • Patent:US2518377 08.08.1950 Roggenstein, Edwin Otto (P) : Power Operated Differential Mechanism
  • Patent:US2585685 12.02.1952 Roggenstein, Edwin Otto (P), Thierfelder, Emil F. (P) Remington (P) Rand Inc : Tabulating and total sensing control mechanism

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