Differenze tra le versioni di "File:Omas-361-Nib.jpg"

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Schema of the [[Omas 361]] double writing nib. Excerpt from original patent ({{Cite patent|US|2565667}}) first page. Retouched by the author for a better sharpness.
 
Schema of the [[Omas 361]] double writing nib. Excerpt from original patent ({{Cite patent|US|2565667}}) first page. Retouched by the author for a better sharpness.
 
 
==Licenza==
 
==Licenza==
 
{{PD-US-patent}}{{GFDL-self-no-disclaimers}}
 
{{PD-US-patent}}{{GFDL-self-no-disclaimers}}
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[[Category:Patent Images]]
 
[[Category:Patent Images]]
 
[[Category:Schemi Tecnici]]
 
[[Category:Schemi Tecnici]]
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[[Category:Blue prints]]

Versione delle 17:49, 30 giu 2014

Description

Schema del gruppo pennino

Source

Allegato al brevetto

Author

Simone Piccardi

Permission

GFDL

Informazioni

Schema del pennino a doppia scrittura della Omas 361. Estratto dalla prima pagina del brevetto originale (nº US-2565667). Ritoccato dall'autore per una maggiore nitidezza.

Schema of the Omas 361 double writing nib. Excerpt from original patent (nº US-2565667) first page. Retouched by the author for a better sharpness.

Licenza

Public domain The text and illustrations of US patents are in the public domain unless the patent text contains a specific notice that portions are copyrighted.[1][2] [3]

The original patent contains no such notice, so its contents are in the public domain. Note This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless PD for another reason, like being uneligible for copyright.

I, the copyright holder of this work, hereby grant the permission to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.

Cronologia del file

Fare clic su un gruppo data/ora per vedere il file come si presentava nel momento indicato.

Data/OraMiniaturaDimensioniUtenteCommento
attuale00:26, 22 dic 2010Miniatura della versione delle 00:26, 22 dic 20101 386 × 2 101 (214 KB)Piccardi (discussione | contributi){{Information |Description=Schema del gruppo pennino |Source=Allegato al brevetto |Date=21 Dicembre 2010 |Author=[http://www.fountainpen.it/Utente:Piccardi Simone Piccardi] |Permission=GFDL }} ==Informazioni== <multilang> @it|Schema del pennino a doppia

La seguente pagina usa questo file: