File:FistFountainPenPatent.jpg

Informazioni

Figura del primo brevetto noto di una stilografica. Estratto dalla prima pagina del brevetto originale (nº FR-Poenaru). Ritoccato dall'autore per una maggiore nitidezza. Il file proviene dagli archivi dell'INPI (Institut National de la Propriété Industrielle) e fa parte dell'interessantissimo archivio dei brevetti francesi del 19° secolo liberamente consultabile all'indirizzo: http://bases-brevets19e.inpi.fr/.

Picture of the first known fountain pen patent. Excerpt from original patent (nº FR-Poenaru). Retouched by the author for a better sharpness. File come from INPI (Institut National de la Propriété Industrielle) and is part of the extremely interesting archive of 19-th century French patents archive, that is freely available at the address: http://bases-brevets19e.inpi.fr/.

Licenza

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.