File:Patent-US-1495890.pdf

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Original file(1,159 × 1,704 pixels, file size: 116 KB, MIME type: application/pdf, 3 pages)
Inventor

Joseph F. Day

Assignee

Joseph F. Day

Country

US

Application N°

415721

Application Date

1920-10-09

Patent N°

1495890

Brevettato

1924-05-27

Priorità

1920-10-09

Brand

Unbranded

Title

Combined fountain-pen and pencil

Description

Combo stilo/matita

Riferimenti esterni

Informazioni

Brevetto per una combinazione (combo) di stilografica e matita meccanica.

File history

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Date/TimeThumbnailDimensionsUserComment
current18:32, 1 December 2012Thumbnail for version as of 18:32, 1 December 20121,159 × 1,704, 3 pages (116 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Joseph F. Day |Assignee=Joseph F. Day |Country=US |ApplicationNum=415721 |ApplicationDate=1920-10-09 |PatentNum=1495890 |PatentDate=1924-05-27 |PriorityDate=1920-10-09 |Titolo=Combined fountain-pen and pencil |Marca=Unbranded |De...
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