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File:Patent-US-955205.pdf (visualizza wikitesto)

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|Assignee=Felix Riesenberg

|Country=US

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|ApplicationNum=~~670424~~

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|ApplicationNum=539794

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|ApplicationDate=~~1912~~-01-10

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|ApplicationDate=1910-01-24

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|PatentNum=~~1037660~~

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|PatentNum=955205

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|PatentDate=~~1912~~-09-03

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|PatentDate=1910-04-19

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|PriorityDate=~~1912~~-01-10

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|PriorityDate=1910-01-24

|Titolo=Fountain-pen

|Marca=Unbranded

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