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Priority claimed from US67297Aexternal-prioritypatent/US1715906A/en
Priority claimed from DEU9267Dexternal-prioritypatent/DE492966C/de
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Publication of FR614849ApublicationCriticalpatent/FR614849A/fr
B41J35/12—Vibrator mechanisms; Driving gear therefor adjustable, e.g. for case shift
B41J35/14—Vibrator mechanisms; Driving gear therefor adjustable, e.g. for case shift for multicolour work; for ensuring maximum life of ink ribbon; for rendering ink-ribbon inoperative