File:Patent-US-787152.pdf

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Original file(1,159 × 1,704 pixels, file size: 137 KB, MIME type: application/pdf, 3 pages)
Inventor

John T. Davison

Assignee

John T. Davison

Country

US

Application N°

233436

Application Date

1904-11-19

Patent N°

787152

Brevettato

1905-04-11

Priorità

1904-11-19

Brand

Walker Davison,Parker

Title

Self-filling fountain-pen

Description

Caricamento a pulsante di fondo

Riferimenti esterni

Informazioni

Brevetto del caricamento a pulsante di fondo, comprato poi dalla Parker ed usato a partire dalle Jack Knife Safety (vedi [1]). Referenziato anche sulle Black Giant (vedi File:Parker-Black-Giant-Inscr.jpg).

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current15:36, 15 August 2013Thumbnail for version as of 15:36, 15 August 20131,159 × 1,704, 3 pages (137 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=John T. Davison |Assignee=John T. Davison |Country=US |ApplicationNum=233436 |ApplicationDate=1904-11-19 |PatentNum=787152 |PatentDate=1905-04-11 |PriorityDate=1904-11-19 |Titolo=Self-filling fountain-pen |Marca=Walker Davison,Pa...
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