File:Patent-GB-497169.pdf

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Original file(1,295 × 1,752 pixels, file size: 190 KB, MIME type: application/pdf, 3 pages)
Inventor

Edward G. Knight

Assignee

Thomas De La Rue and Company

Country

GB

Application N°

30504/37

Application Date

1937-11-06

Patent N°

497169

Brevettato

1938-12-14

Priorità

1937-11-06

Brand

Onoto

Title

Improvements in or relating to fountain pens

Description

Celluloide semi-trasparente

Riferimenti esterni

Informazioni

Brevetto per una lavorazione della celluloide che consenta di ottenere effetti di trasparenza, da usare per produrre il materiale del corpo delle penne, usato ad esempio sulla Magna.

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current19:06, 1 July 2012Thumbnail for version as of 19:06, 1 July 20121,295 × 1,752, 3 pages (190 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Edward G. Knight |Assignee=Thomas De La Rue and Company |Country=GB |ApplicationNum=30504/37 |ApplicationDate=1937-11-06 |PatentNum=497169 |PatentDate=1938-12-14 |PriorityDate=1937-11-06 |Titolo=Improvements in or relating to fou...
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Fatti riguardanti Patent-GB-497169.pdf
Application datenovembre 6, 1937 +
Application number30504/37 +
Assigned toThomas De La Rue and Company +
Invented byEdward G. Knight +
Patent datedicembre 14, 1938 +
Patent descriptionCelluloide semi-trasparente +
Patent number497169 +
Patent titleImprovements in or relating to fountain pens +
Patented byDe La Rue - Onoto +
Patented inGB +
Priority datenovembre 6, 1937 +
Used for modelOnoto Magna +