File:Patent-US-1900669.pdf

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Original file(1,159 × 1,704 pixels, file size: 234 KB, MIME type: application/pdf, 4 pages)
Inventor

Craig R. Sheaffer, William R. Cuthbert

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

351502

Application Date

1929-04-01

Patent N°

1900669

Brevettato

1933-03-07

Priorità

1929-04-01

Brand

Sheaffer

Title

Pencil

Description

Matita meccanica

Riferimenti esterni

Informazioni

Brevetto per una matita meccanica. Riferimento a nº US-1653151.

File history

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current19:19, 14 July 2012Thumbnail for version as of 19:19, 14 July 20121,159 × 1,704, 4 pages (234 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Craig R. Sheaffer, William R. Cuthbert |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=351502 |ApplicationDate=1929-04-01 |PatentNum=1900669 |PatentDate=1933-03-07 |PriorityDate=1929-04-01 |Titolo=Pencil |Marca=S...
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Facts about "Patent-US-1900669.pdf"
Application dateApril 1, 1929 +
Application number351502 +
Assigned toW. A. Sheaffer Pen Company +
Invented byCraig R. Sheaffer + and William R. Cuthbert +
Mention patentFile:Patent-US-1653151.pdf +
Patent dateMarch 7, 1933 +
Patent descriptionMatita meccanica +
Patent number1900669 +
Patent titlePencil +
Patented byW. A. Sheaffer Pen Company +
Patented inUS +
Priority dateApril 1, 1929 +