File:Patent-US-2089449.pdf

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Original file(1,159 × 1,704 pixels, file size: 270 KB, MIME type: application/pdf, 4 pages)
Inventor

Milford G. Sypher

Assignee

Chilton Pen Company

Country

US

Application N°

19910

Application Date

1935-05-06

Patent N°

2089449

Brevettato

1937-08-10

Priorità

1935-05-06

Brand

Chilton

Title

Pen

Description

Pennino alato Wing-flow

Riferimenti esterni

Informazioni

Brevetto per il pennino alato introdotto sul modello Wing-flow.

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current03:04, 25 June 2012Thumbnail for version as of 03:04, 25 June 20121,159 × 1,704, 4 pages (270 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Milford G. Sypher |Assignee=Chilton Pen Company |Country=US |ApplicationNum=19910 |ApplicationDate=1935-05-06 |PatentNum=2089449 |PatentDate=1937-08-10 |PriorityDate=1935-05-06 |Titolo=Pen |Marca=Chilton |Modello=Wing-flow |Desc...
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