File:Patent-US-2979030.pdf

Size of this JPG preview of this PDF file: 408 × 600 pixels. Other resolution: 163 × 240 pixels.

Original file ‎(1,159 × 1,704 pixels, file size: 205 KB, MIME type: application/pdf, 3 pages)

Dettagli

Brevetto per un rivestimento isolante per evitare trafilamenti di inchiostro. Riferimenti a nº US-1909795, nº US-2400091, nº US-2405381, nº US-2462929, nº US-2605746 e nº US-2891511; ed inoltre nº CH-213442 e nº FR-1106812.

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

	Date/Time	Thumbnail	Dimensions	User	Comment
current	00:29, 22 December 2020		1,159 × 1,704, 3 pages (205 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=William J. Harrington \|Assignee=The Parker Pen Company \|Country=US \|ApplicationNum=642203 \|ApplicationDate=1957-02-25 \|PatentNum=2979030 \|PatentDate=1961-04-11 \|PriorityDate=1957-02-25 \|Titolo=Writing instruments \|Marca=Parker \|...

You cannot overwrite this file.

There are no pages that use this file.

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.

If the file has been modified from its original state, some details may not fully reflect the modified file.