File:Patent-US-2454086.pdf

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Original file(1,159 × 1,704 pixels, file size: 589 KB, MIME type: application/pdf, 8 pages)
Inventor

Robert W. Randolph

Assignee

The Parker Pen Company

Country

US

Application N°

690971

Application Date

1946-08-16

Patent N°

2454086

Brevettato

1948-11-16

Priorità

1946-08-16

Brand

Parker

Title

Ball-point writing instrument

Description

Penna a sfera

Riferimenti esterni

Informazioni

Brevetto per una penna a sfera. Riferimenti a richiesta n° 610423 del 1945-08-13.

File history

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current15:06, 6 August 2012Thumbnail for version as of 15:06, 6 August 20121,159 × 1,704, 8 pages (589 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Robert W. Randolph |Assignee=The Parker Pen Company |Country=US |ApplicationNum=690971 |ApplicationDate=1946-08-16 |PatentNum=2454086 |PatentDate=1948-11-16 |PriorityDate=1946-08-16 |Titolo=Ball-point writing instrument |Marca=Pa...
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关于“Patent-US-2454086.pdf”的事实
Application date1946年8月16日 (五) +
Application number690971 +
Assigned toThe Parker Pen Company +
Invented byRobert W. Randolph +
Patent date1948年11月16日 (二) +
Patent descriptionPenna a sfera +
Patent number2454086 +
Patent titleBall-point writing instrument +
Patented byThe Parker Pen Company +
Patented inUS +
Priority date1946年8月16日 (五) +