File:Patent-GB-1150333.pdf

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Original file(1,296 × 1,754 pixels, file size: 135 KB, MIME type: application/pdf, 3 pages)

Dettagli

Inventor

Edwards Ernest Ethelbert

Assignee

Conway Stewart & Co.

Country

GB

Application N°

299/67

Application Date

1967-01-03

Patent N°

1150333

Brevettato

1969-04-30

Priorità

1967-01-03

Brand

Conway Stewart

Title

Improvements in and relating to ball-point pens

Description

Penna a sfera

Riferimenti esterni

Informazioni

Brevetto per una penna a sfera.

File history

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Date/TimeThumbnailDimensionsUserComment
current00:33, 17 August 2019Thumbnail for version as of 00:33, 17 August 20191,296 × 1,754, 3 pages (135 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Edwards Ernest Ethelbert |Assignee=Conway Stewart & Co. |Country=GB |ApplicationNum=299/67 |ApplicationDate=1967-01-03 |PatentNum=1150333 |PatentDate=1969-04-30 |PriorityDate=1967-01-03 |Titolo=Improvements in and relating to ba...

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