File:Patent-US-1613812.pdf

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Original file(1,159 × 1,704 pixels, file size: 176 KB, MIME type: application/pdf, 4 pages)
Inventor

John C. Wahl

Assignee

The Wahl Company

Country

US

Application N°

719255

Application Date

1924-06-11

Patent N°

1613812

Brevettato

1927-01-11

Priorità

1924-06-11

Brand

Eversharp

Title

Pen and nib and method of producing same

Description

Lavorazione pennino

Riferimenti esterni

Informazioni

Brevetto per la lavorazione del pennino, che prevede la sabbiatura (o tecnica affine) della parte inferiore (in questo caso lasciando lisce alcune parti) in modo che resti leggermente ruvida aumentando la capacità di ritenzione dell'inchiostro.

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current23:14, 9 July 2012Thumbnail for version as of 23:14, 9 July 20121,159 × 1,704, 4 pages (176 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=John C. Wahl |Assignee=The Wahl Company |Country=US |ApplicationNum=719255 |ApplicationDate=1924-06-11 |PatentNum=1613812 |PatentDate=1927-01-11 |PriorityDate=1924-06-11 |Titolo=Pen and nib and method of producing same |Marca=Eve...
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Fatti riguardanti Patent-US-1613812.pdf
Application dategiugno 11, 1924 +
Application number719255 +
Assigned toThe Wahl Company +
Invented byJohn C. Wahl +
Patent dategennaio 11, 1927 +
Patent descriptionLavorazione pennino +
Patent number1613812 +
Patent titlePen and nib and method of producing same +
Patented byWahl Eversharp +
Patented inUS +
Priority dategiugno 11, 1924 +
Used for featurePennino +