File:Patent-US-2811948.pdf

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Original file(1,159 × 1,704 pixels, file size: 235 KB, MIME type: application/pdf, 5 pages)
Inventor

David Kahn, Morris Levy

Assignee

David Kahn Inc.

Country

US

Application N°

441464

Application Date

1954-06-06

Patent N°

2811948

Brevettato

1957-11-05

Priorità

1954-06-06

Brand

Wearever

Title

Locking device for fountain pen

Description

Pennino intercambiabile

Riferimenti esterni

Informazioni

Brevetto per un gruppo pennino intercambiabile. Riferimenti a nº US-495647, nº US-607398, nº US-1315373, nº US-1779836, nº US-1787406, nº US-1999177, nº US-2016106, nº US-2187528, nº US-2217884 e nº US-2289963; ed inoltre nº FR-59403E, nº GB-273514.

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current00:42, 13 July 2012Thumbnail for version as of 00:42, 13 July 20121,159 × 1,704, 5 pages (235 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=David Kahn, Morris Levy |Assignee=David Kahn Inc. |Country=US |ApplicationNum=441464 |ApplicationDate=1954-06-06 |PatentNum=2811948 |PatentDate=1957-11-05 |PriorityDate=1954-06-06 |Titolo=Locking device for fountain pen |Marca=W...
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