Suchergebnisse für: Kurowski, Alfred
- Patent:US1835165 08.12.1931 Kurowski, Alfred (P) Elliott-Fisher (P) Comp. : Combined typewriting and computing machine
- Patent:US1876696 13.09.1932 Kurowski, Alfred (P) Elliott-Fisher (P) Comp. : Combined typewriting and computing machine
- Patent:US1909770 16.05.1933 Kurowski, Alfred (P) Underwood Elliott-Fisher (P) Comp. : Combined typewriting, bookkeeping and card-perforating machine
- Patent:US1968894 07.08.1934 Kurowski, Alfred (P) Elliott-Fisher (P) Comp. : Combined typewriting and computing machine
- Patent:US2099565 16.11.1937 Kurowski, Alfred (P) Underwood Elliott-Fisher (P) Comp. : Typewriting and calculating machine
- Patent:US2214082 10.09.1940 Kurowski, Alfred (P) Underwood Elliott-Fisher (P) Comp. : Typewriting and calculating machine