File:Patent-US-2473688.pdf

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Original file(1,159 × 1,704 pixels, file size: 160 KB, MIME type: application/pdf, 3 pages)
Inventor

Lynn P. Martin

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

568111

Application Date

1944-12-14

Patent N°

2473688

Brevettato

1949-06-21

Priorità

1944-12-14

Brand

Sheaffer

Title

Clip for writing instruments

Description

Fermaglio a molla

Riferimenti esterni

Informazioni

Brevetto una fermaglio a molla. Riferimenti a nº US-1310235, nº US-1904212, nº US-1962852 e nº US-2274393.

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current15:15, 15 July 2012Thumbnail for version as of 15:15, 15 July 20121,159 × 1,704, 3 pages (160 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Lynn P. Martin |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=568111 |ApplicationDate=1944-12-14 |PatentNum=2473688 |PatentDate=1949-06-21 |PriorityDate=1944-12-14 |Titolo=Clip for writing instruments |Marca=She...
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