File:Patent-US-1675826.pdf

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Inventor	Walter A. Sheaffer, Lucifer J. Most
Assignee	Walter A. Sheaffer
Country	US
Application N°	423518
Application Date	1920-11-12
Patent N°	1675826
Brevettato	1928-07-03
Priorità	1920-11-12
Brand	Sheaffer
Title	Pencil
Description	Matita meccanica

Brevetto per una combinazione matita meccanica.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	18:20, 14 April 2013		1,159 × 1,704, 6 pages (358 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=Walter A. Sheaffer, Lucifer J. Most \|Assignee=Walter A. Sheaffer \|Country=US \|ApplicationNum=423518 \|ApplicationDate=1920-11-12 \|PatentNum=1675826 \|PatentDate=1928-07-03 \|PriorityDate=1920-11-12 \|Titolo=Pencil \|Marca=Sheaffer \|De...

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