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{{PatentInfo |Inventor=Leslie William Johnson, Edward Stephen Sears |Assignee=Mabie, Todd & Company Limited |Country=GB |ApplicationNum=12861/37 |ApplicationDate=1937-05-05 |PatentNum=474893 |PatentDate=1937-11-09 |PriorityDate=1937-05-05 |Titolo=Impro...
{{PatentInfo
|Inventor=Leslie William Johnson, Edward Stephen Sears
|Assignee=Mabie, Todd & Company Limited
|Country=GB
|ApplicationNum=12861/37
|ApplicationDate=1937-05-05
|PatentNum=474893
|PatentDate=1937-11-09
|PriorityDate=1937-05-05
|Titolo=Improvements in or relating to stylographic pens
|Marca=Swan
|Descrizione=Penna a stilo
}}
==Informazioni==
Brevetto per una penna a stilo.
|Inventor=Leslie William Johnson, Edward Stephen Sears
|Assignee=Mabie, Todd & Company Limited
|Country=GB
|ApplicationNum=12861/37
|ApplicationDate=1937-05-05
|PatentNum=474893
|PatentDate=1937-11-09
|PriorityDate=1937-05-05
|Titolo=Improvements in or relating to stylographic pens
|Marca=Swan
|Descrizione=Penna a stilo
}}
==Informazioni==
Brevetto per una penna a stilo.