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{{PatentInfo |Inventor=Claus Johannes Vos, Christian Lausen, Wilhelm Dziabor |Assignee=Simplo Füllfeder Gesellshaft Voss, Lausen & Dziambor |Country=GB |ApplicationNum=4539/30 |ApplicationDate=1930-02-11 |PatentNum=336190 |PatentDate=1930-10-09 |Prior...
{{PatentInfo
|Inventor=Claus Johannes Vos, Christian Lausen, Wilhelm Dziabor
|Assignee=Simplo Füllfeder Gesellshaft Voss, Lausen & Dziambor
|Country=GB
|ApplicationNum=4539/30
|ApplicationDate=1930-02-11
|PatentNum=336190
|PatentDate=1930-10-09
|PriorityDate=1929-02-28
|Titolo=Improvements in or relating to propeller pencils
|Marca=Montblanc
|Descrizione=Matita meccanica
}}
==Informazioni==
Brevetto per una matita meccanica. {{SamePatent|GB|336190}}
|Inventor=Claus Johannes Vos, Christian Lausen, Wilhelm Dziabor
|Assignee=Simplo Füllfeder Gesellshaft Voss, Lausen & Dziambor
|Country=GB
|ApplicationNum=4539/30
|ApplicationDate=1930-02-11
|PatentNum=336190
|PatentDate=1930-10-09
|PriorityDate=1929-02-28
|Titolo=Improvements in or relating to propeller pencils
|Marca=Montblanc
|Descrizione=Matita meccanica
}}
==Informazioni==
Brevetto per una matita meccanica. {{SamePatent|GB|336190}}