File:Patent-US-1020221.pdf

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Original file(1,159 × 1,704 pixels, file size: 83 KB, MIME type: application/pdf, 2 pages)
Inventor

Joseph Rauchenecker

Assignee

Joseph Rauchenecker

Country

US

Application N°

631203

Application Date

1911-06-05

Patent N°

1020221

Brevettato

1912-03-12

Priorità

1911-06-05

Brand

Unbranded

Title

Fountain-pen

Description

Penna doppia

Riferimenti esterni

Informazioni

Brevetto per una penna doppia, antecedente di una ventina di anni rispetto alla Zerollo.

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current19:02, 30 August 2012Thumbnail for version as of 19:02, 30 August 20121,159 × 1,704, 2 pages (83 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Joseph Rauchenecker |Assignee=Joseph Rauchenecker |Country=US |ApplicationNum=631203 |ApplicationDate=1911-06-05 |PatentNum=1020221 |PatentDate=1912-03-12 |PriorityDate=1911-06-05 |Titolo=Fountain-pen |Marca=Unbranded |Descriz...
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Fatti riguardanti Patent-US-1020221.pdf
Application dategiugno 5, 1911 +
Application number631203 +
Assigned toJoseph Rauchenecker +
Invented byJoseph Rauchenecker +
Patent datemarzo 12, 1912 +
Patent descriptionPenna doppia +
Patent number1020221 +
Patent titleFountain-pen +
Patented byUnbranded +
Patented inUS +
Priority dategiugno 5, 1911 +