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{{PatentInfo |Inventor=Theodor Kovacs |Assignee=Theodor Kovacs |Country=US |ApplicationNum=437874 |ApplicationDate=1921-01-17 |PatentNum=1544161 |PatentDate=1925-06-30 |PriorityDate=1921-01-17 |Titolo=Drawing-pen nib, more particularly for fountain pen...
{{PatentInfo
|Inventor=Theodor Kovacs
|Assignee=Theodor Kovacs
|Country=US
|ApplicationNum=437874
|ApplicationDate=1921-01-17
|PatentNum=1544161
|PatentDate=1925-06-30
|PriorityDate=1921-01-17
|Titolo=Drawing-pen nib, more particularly for fountain pens
|Marca=Pelikan
|Descrizione=Prototipo del [[Graphos]]
}}
==Informazioni==
Brevetto per il prototipo del [[Graphos]].
|Inventor=Theodor Kovacs
|Assignee=Theodor Kovacs
|Country=US
|ApplicationNum=437874
|ApplicationDate=1921-01-17
|PatentNum=1544161
|PatentDate=1925-06-30
|PriorityDate=1921-01-17
|Titolo=Drawing-pen nib, more particularly for fountain pens
|Marca=Pelikan
|Descrizione=Prototipo del [[Graphos]]
}}
==Informazioni==
Brevetto per il prototipo del [[Graphos]].