File:Patent-US-1005387.pdf

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Original file(1,159 × 1,704 pixels, file size: 163 KB, MIME type: application/pdf, 3 pages)
Inventor

Ruel W. Whitney

Assignee

Ruel W. Whitney

Country

US

Application N°

624949

Application Date

1911-05-04

Patent N°

1005387

Brevettato

1911-10-10

Priorità

1911-05-04

Brand

Whitney-Richards

Title

Fountain-pen filler

Description

Caricamento a levetta

Riferimenti esterni

Informazioni

Brevetto per una variante di caricamento a levetta perfezionata usata dalla Whitney-Richards Company, tecnicamente superiore a quella della Sheaffer (citato in questo articolo di Richard Binder).

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current17:21, 25 August 2021Thumbnail for version as of 17:21, 25 August 20211,159 × 1,704, 3 pages (163 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Ruel W. Whitney |Assignee=Ruel W. Whitney |Country=US |ApplicationNum=624949 |ApplicationDate=1911-05-04 |PatentNum=1005387 |PatentDate=1911-10-10 |PriorityDate=1911-05-04 |Titolo=Fountain-pen filler |Marca=Whitney-Richards |Desc...
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