RF

Rudolf Fessel

OA Olympia Werke Ag: 3 patents #8 of 56Top 15%
📍 Jever, DE: #5 of 15 inventorsTop 35%
Overall (All Time): #1,683,105 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4408302 Word processor with display device Karl-Friedrich von Knorre, Peter Tillich, Gottfried Herbermann 1983-10-04
4403301 Word processor adapted for filling in blanks on preprinted forms 1983-09-06
4382702 Memory typewriters with interchangeable typing element 1983-05-10