File:Patent-US-1694945.pdf

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Original file(1,159 × 1,704 pixels, file size: 248 KB, MIME type: application/pdf, 4 pages)
Inventor

Charles R. Keeran

Assignee

Keeran Products Company

Country

US

Application N°

60230

Application Date

1925-10-25

Patent N°

1694945

Brevettato

1928-12-11

Priorità

1925-10-25

Brand

Unbranded

Title

Mechanical pencil

Description

Matita meccanica

Riferimenti esterni

Informazioni

Brevetto per una matita meccanica.

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current23:43, 23 July 2012Thumbnail for version as of 23:43, 23 July 20121,159 × 1,704, 4 pages (248 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Charles R. Keeran |Assignee=Keeran Products Company |Country=US |ApplicationNum=60230 |ApplicationDate=1925-10-25 |PatentNum=1301057 |PatentDate=1928-12-11 |PriorityDate=1925-10-25 |Titolo=Mechanical pencil |Marca=Eversharp |Desc...
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Fatti riguardanti Patent-US-1694945.pdf
Application dateottobre 25, 1925 +
Application number60230 +
Assigned toKeeran Products Company +
Invented byCharles R. Keeran +
Patent datedicembre 11, 1928 +
Patent descriptionMatita meccanica +
Patent number1694945 +
Patent titleMechanical pencil +
Patented byUnbranded +
Patented inUS +
Priority dateottobre 25, 1925 +