File:Patent-US-2142531.pdf

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Original file(1,159 × 1,704 pixels, file size: 265 KB, MIME type: application/pdf, 5 pages)
Inventor

Albert H. Stenersen

Assignee

The Wahl Company

Country

US

Application N°

119718

Application Date

1935-10-19

Patent N°

2142531

Brevettato

1939-01-03

Priorità

1935-10-19

Brand

Eversharp

Title

Fountain pen

Description

Caricamento a siringa rovesciata

Riferimenti esterni

Informazioni

Brevetto per la guarnizione finale di un caricamento a siringa rovesciata.

File history

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Date/TimeThumbnailDimensionsUserComment
current00:05, 26 July 2012Thumbnail for version as of 00:05, 26 July 20121,159 × 1,704, 5 pages (265 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Albert H. Stenersen |Assignee=The Wahl Company |Country=US |ApplicationNum=119718 |ApplicationDate=1935-10-19 |PatentNum=2142531 |PatentDate=1939-01-03 |PriorityDate=1935-10-19 |Titolo=Pen |Marca=Eversharp |Descrizione=Caricament...
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