File:Patent-US-1390366.pdf

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Original file(1,159 × 1,704 pixels, file size: 229 KB, MIME type: application/pdf, 4 pages)
Inventor

Roderick J. Mackenzie

Assignee

Crocker Pen Company

Country

US

Application N°

342071

Application Date

1919-12-03

Patent N°

1390366

Brevettato

1921-09-13

Priorità

1919-12-03

Brand

Crocker

Title

Fountain-pen

Description

Caricamento hatchet filler

Riferimenti esterni

Informazioni

Brevetto per una versione migliorata del caricamento hatchet filler.

File history

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Date/TimeThumbnailDimensionsUserComment
current00:09, 25 June 2012Thumbnail for version as of 00:09, 25 June 20121,159 × 1,704, 4 pages (229 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Roderick J. Mackenzie |Assignee=Crocker Pen Company |Country=US |ApplicationNum=342071 |ApplicationDate=1919-12-03 |PatentNum=1390366 |PatentDate=1921-09-13 |PriorityDate=1919-12-03 |Titolo=Fountain-pen |Marca=Crocker |Descrizio...
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