File:Patent-US-2427068.pdf

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Original file(1,159 × 1,704 pixels, file size: 358 KB, MIME type: application/pdf, 6 pages)
Inventor

Robert W. Randolph

Assignee

The Parker Pen Company

Country

US

Application N°

616852

Application Date

1945-09-17

Patent N°

2427068

Brevettato

1947-09-09

Priorità

1945-09-17

Brand

Parker

Title

Ball-point writing instrument

Description

Penna a sfera

Riferimenti esterni

Informazioni

Brevetto per una penna a sfera. Riferimenti a nº US-777408, nº US-824733, nº US-1156287, nº US-1206683, nº US-1310257, nº US-1527971, nº US-1590394, nº US-1725064, nº US-1774819 e nº US-1805347.

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current15:34, 6 August 2012Thumbnail for version as of 15:34, 6 August 20121,159 × 1,704, 6 pages (358 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Robert W. Randolph |Assignee=The Parker Pen Company |Country=US |ApplicationNum=616852 |ApplicationDate=1945-09-17 |PatentNum=2427068 |PatentDate=1947-09-09 |PriorityDate=1945-09-17 |Titolo=Ball-point writing instrument |Marca=Pa...
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