| 摘要 |
A printing apparatus comprising a printwheel with a hub and spokes extending therefrom, each of the spokes having at least two different types of character slugs thereon; a rotatable printwheel; a motor for shifting the printwheel up or down and for rotating the printwheel, so as to place a selected slug at a desired printing location; and a second motor for driving the printwheel up or down.
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