File:Patent-US-1359880.pdf

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Original file(1,159 × 1,704 pixels, file size: 152 KB, MIME type: application/pdf, 3 pages)
Inventor

Charles Dunn

Assignee

Charles Dunn

Country

US

Application N°

160404

Application Date

1917-04-07

Patent N°

1359880

Brevettato

1920-11-23

Priorità

1917-04-07

Brand

Dunn

Title

Self-filling fountain-pen

Description

Caricamento tipo stantuffo tuffante

Riferimenti esterni

Informazioni

Brevetto per il caricamento a depressione e sfiatatoio utilizzato dalla Dunn, sostanzialmente identico allo stantuffo tuffante della Omas, che però è molto più tardo.

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current18:10, 24 June 2012Thumbnail for version as of 18:10, 24 June 20121,159 × 1,704, 3 pages (152 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Charles Dunn |Assignee=Charles Dunn |Country=US |ApplicationNum=160404 |ApplicationDate=1917-04-07 |PatentNum=1359880 |PatentDate=1920-11-23 |PriorityDate=1917-04-07 |Titolo=Self-filling fountain-pen |Marca=Dunn |Descrizione=Sist...
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关于“Patent-US-1359880.pdf”的事实
Application date1917年4月7日 (六) +
Application number160404 +
Assigned toCharles Dunn +
Invented byCharles Dunn +
Patent date1920年11月23日 (二) +
Patent descriptionCaricamento tipo stantuffo tuffante +
Patent number1359880 +
Patent titleSelf-filling fountain-pen +
Patented byDunn +
Patented inUS +
Priority date1917年4月7日 (六) +
Used for featureStantuffo tuffante +