Disc steel grade typewriter
The utility model belongs to the technical field of typewriter equipment, specifically a disc steel grade typewriter. It is lower to have solved traditional chain typewriter structure precision, the jiggly problem of transmission, including a main shaft, the disc, gear motor I, gear motor II and typ...
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Hauptverfasser: | , |
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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