File:Patent-US-1800425.pdf

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Original file(1,159 × 1,704 pixels, file size: 179 KB, MIME type: application/pdf, 3 pages)
Inventor

Leon H. Ashmore

Assignee

The Esterbrook Steel Pen Manfacturing Co.

Country

US

Application N°

228943

Application Date

1927-10-26

Patent N°

1800425

Brevettato

1931-04-14

Priorità

1927-10-26

Brand

Esterbrook

Title

Pen

Description

Pennino piatto

Riferimenti esterni

Informazioni

Brevetto per al modalità di costruzione di un pennino piatto.

File history

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Date/TimeThumbnailDimensionsUserComment
current16:36, 30 June 2012Thumbnail for version as of 16:36, 30 June 20121,159 × 1,704, 3 pages (179 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Leon H. Ashmore |Assignee=The Esterbrook Steel Pen Manfacturing Co. |Country=US |ApplicationNum=228943 |ApplicationDate=1927-10-26 |PatentNum=1800425 |PatentDate=1931-04-14 |PriorityDate=1927-10-26 |Titolo=Pen |Marca=Esterbrook |...
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