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{{PatentInfo |Assignee=Simplo Füllfeder Gesellshaft Voss, Lausen & Dziabor |Country=DE |ApplicationNum=S59305 |ApplicationDate=1922-03-28 |PatentNum=381782 |PatentDate=1923-10-11 |PriorityDate=1922-03-28 |Titolo=Füllreissfeder |Marca=Montblanc |Desc...