File:Patent-US-2293622.pdf

From FountainPen
Jump to: navigation, search
Go to page


Original file(1,159 × 1,704 pixels, file size: 330 KB, MIME type: application/pdf, 6 pages)
Inventor

John William Para

Assignee

David Kahn Inc

Country

US

Application N°

356235

Application Date

1940-09-10

Patent N°

2293622

Brevettato

1942-08-18

Priorità

1940-09-10

Brand

Wearever

Title

Mechanical pencil

Description

Matita meccanica

Riferimenti esterni

Informazioni

Brevetto per una matita meccanica. Riferimenti a n° US-2293621, n° US-2312928 e n° US-2293623.

File history

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

Date/TimeThumbnailDimensionsUserComment
current23:12, 9 August 2013Thumbnail for version as of 23:12, 9 August 20131,159 × 1,704, 6 pages (330 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=John William Para |Assignee=David Kahn Inc |Country=US |ApplicationNum=356235 |ApplicationDate=1940-09-10 |PatentNum=2293622 |PatentDate=1942-08-18 |PriorityDate=1940-09-10 |Titolo=Mechanical pencil |Marca=Wearever |Descrizione=M...
  • You cannot overwrite this file.

There are no pages that link to this file.

Metadata

Fatti riguardanti Patent-US-2293622.pdf
Application datesettembre 10, 1940 +
Application number356235 +
Assigned toDavid Kahn Inc +
Invented byJohn William Para +
Mention patentFile:Patent-US-2293623.pdf +
Patent dateagosto 18, 1942 +
Patent descriptionMatita meccanica +
Patent number2293622 +
Patent titleMechanical pencil +
Patented byWearever +
Patented inUS +
Priority datesettembre 10, 1940 +