File:Patent-US-1537226.pdf

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Original file(1,159 × 1,704 pixels, file size: 256 KB, MIME type: application/pdf, 4 pages)
Inventor

William P. De Witt

Assignee

De Witt - La France Co.

Country

US

Application N°

530742

Application Date

1922-01-21

Patent N°

1537226

Brevettato

1925-05-12

Priorità

1922-01-21

Brand

De Witt-La France

Title

Lever filler for fountain pens with metal casings

Description

Caricamento a levetta

Riferimenti esterni

Informazioni

Brevetto per una variante di caricamento a levetta da usare per penne con il fusto in metallo sottile.

File history

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current22:09, 25 June 2012Thumbnail for version as of 22:09, 25 June 20121,159 × 1,704, 4 pages (256 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=William P. De Witt |Assignee=De Witt - La France Co. |Country=US |ApplicationNum=530742 |ApplicationDate=1922-01-21 |PatentNum=1537226 |PatentDate=1925-05-12 |PriorityDate=1922-01-21 |Titolo=Lever filler for fountain pens with me...
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Fatti riguardanti Patent-US-1537226.pdf
Application dategennaio 21, 1922 +
Application number530742 +
Assigned toDe Witt - La France Co. +
Invented byWilliam P. De Witt +
Patent datemaggio 12, 1925 +
Patent descriptionCaricamento a levetta +
Patent number1537226 +
Patent titleLever filler for fountain pens with metal casings +
Patented byDe Witt-La France +
Patented inUS +
Priority dategennaio 21, 1922 +
Used for featureLever filler +