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{{PatentInfo

{{PatentInfo

|Inventor=Theodor Kovacs

|Inventor=Theodor Kovacs

|PatentDate=1957-06-13

|PatentDate=1957-06-13

|PriorityDate=1955-05-25

|PriorityDate=1955-05-25

|Titolo=Füllhalter mit auswechselbaren Schreib und Zeichenduesen

|Titolo=Füllhalter mit auswechselbaren Schreib- und Zeichendüsen

|Marca=Pelikan

|Marca=Pelikan

|Descrizione=Penna a stilo

|Descrizione=Penna a stilo

}}

}}

==Informazioni==

==Informazioni==

Brevetto per una penna a stilo. {{SamePatent|US|2891512}} {{SamePatent|BE|548110}} {{SamePatent|CH|343260}} {{SamePatent|FR|1149886}} {{SamePatent|GB|784388}} Riferimenti a {{MentionPatent|DE|249042}}, {{MentionPatent|DE|273638}}, {{MentionPatent|DE|349408}}, {{MentionPatent|DE|351930}}, {{MentionPatent|DE|832559}}, {{MentionPatent|DE|}}, {{MentionPatent|AT|85902}}, {{MentionPatent|CH|81788}}, {{MentionPatent|CH|170012}}, {{MentionPatent|CH|117009}} e {{MentionPatent|FR|517248}}.

Brevetto per una penna a stilo. {{SamePatent|US|2891512}} {{SamePatent|BE|548110}} {{SamePatent|CH|343260}} {{SamePatent|FR|1149886}} {{SamePatent|GB|784388}} Riferimenti a {{MentionPatent|DE|249042}}, {{MentionPatent|DE|273638}}, {{MentionPatent|DE|349408}}, {{MentionPatent|DE|351930}}, {{MentionPatent|DE|832559}}, {{MentionPatent|AT|85902}}, {{MentionPatent|CH|81788}}, {{MentionPatent|CH|107012}}, {{MentionPatent|CH|117009}} e {{MentionPatent|FR|517248}}.