File:Patent-US-2107162.pdf

From FountainPen
Jump to navigation Jump to search
Go to page


Original file(1,159 × 1,704 pixels, file size: 244 KB, MIME type: application/pdf, 4 pages)

Dettagli

Inventor

Henry H. Polk Jr.

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

41458

Application Date

1935-09-21

Patent N°

2107162

Brevettato

1938-02-01

Priorità

1935-09-21

Brand

Sheaffer

Title

Fountain pen

Description

Alimentatore

Riferimenti esterni

Informazioni

Brevetto per un alimentatore in grado di compensare gli sbalzi di pressione ed evitare perdite di inchiostro anche in caso di serbatoi molto grandi (viene fatta esplicita menzione per caricamenti senza sacchetto, sembra pertanto collegato all'uso di un caricamento come il Vacuum-Fil).

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current23:48, 14 July 2012Thumbnail for version as of 23:48, 14 July 20121,159 × 1,704, 4 pages (244 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Henry H. Polk Jr. |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=41458 |ApplicationDate=1935-09-21 |PatentNum=2107162 |PatentDate=1938-02-01 |PriorityDate=1935-09-21 |Titolo=Fountain pen |Marca=Sheaffer |Descriz...

There are no pages that use this file.