File:Patent-US-2133617.pdf

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Original file(1,159 × 1,704 pixels, file size: 216 KB, MIME type: application/pdf, 4 pages)
Inventor

Benjamin W. Hanle

Assignee

Eagle Pencil Company

Country

US

Application N°

130229

Application Date

1937-03-11

Patent N°

2133617

Brevettato

1938-10-18

Priorità

1937-03-11

Brand

Eagle

Title

Fountain pen

Description

Caricamento a pulsante di fondo

Riferimenti esterni

Informazioni

Brevetto per una variante del caricamento a pulsante di fondo.

File history

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Date/TimeThumbnailDimensionsUserComment
current17:20, 26 June 2012Thumbnail for version as of 17:20, 26 June 20121,159 × 1,704, 4 pages (216 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Benjamin W. Hanle |Assignee=Eagle Pencil Company |Country=US |ApplicationNum=130229 |ApplicationDate=1937-03-11 |PatentNum=2133617 |PatentDate=1938-10-18 |PriorityDate=1937-03-11 |Titolo=Fountain pen |Marca=Eagle |Descrizione=Var...
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