File:Patent-US-1807415.pdf

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Original file(1,159 × 1,704 pixels, file size: 93 KB, MIME type: application/pdf, 3 pages)
Inventor

David J. La France

Assignee

David J. La France

Country

US

Application N°

452643

Application Date

1930-03-15

Patent N°

1807415

Brevettato

1931-05-26

Priorità

1930-03-15

Brand

De Witt-La France

Title

Fountain pen

Description

Sezione con presa triangolare

Riferimenti esterni

Informazioni

Brevetto per una sezione con sagomatura triangolare, per facilitare la presa.

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current22:31, 25 June 2012Thumbnail for version as of 22:31, 25 June 20121,159 × 1,704, 3 pages (93 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=David J. La France |Assignee=David J. La France |Country=US |ApplicationNum=452643 |ApplicationDate=1930-03-15 |PatentNum=1807415 |PatentDate=1931-05-26 |PriorityDate=1930-03-15 |Titolo=Fountain pen |Marca=De Witt-La France |Desc...
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Fatti riguardanti Patent-US-1807415.pdf
Application datemarzo 15, 1930 +
Application number452643 +
Assigned toDavid J. La France +
Invented byDavid J. La France +
Patent datemaggio 26, 1931 +
Patent descriptionSezione con presa triangolare +
Patent number1807415 +
Patent titleFountain pen +
Patented byDe Witt-La France +
Patented inUS +
Priority datemarzo 15, 1930 +