File:Patent-DE-521001.pdf

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Original file(1,296 × 1,754 pixels, file size: 98 KB, MIME type: application/pdf, 3 pages)

Dettagli

Inventor

Assegnatario

Assignee

Moster-Penkala G.m.b.H.

Country

DE

Application N°

K10.30

Application Date

1930-01-23

Patent N°

521001

Brevettato

1931-03-17

Priorità

1930-01-23

Brand

Penkala

Title

Zweifarbenschreibstift

Description

Penna a due colori

Riferimenti esterni

Informazioni

Brevetto per una penna a due colori.

File history

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Date/TimeThumbnailDimensionsUserComment
current22:55, 23 December 2021Thumbnail for version as of 22:55, 23 December 20211,296 × 1,754, 3 pages (98 KB)Piccardi (talk | contribs)== Dettagli == {{PatentInfo |Assignee=Moster-Penkala G.m.b.H. |Country=DE |ApplicationNum=K10.30 |ApplicationDate=1930-01-23 |PatentNum=521001 |PatentDate=1931-03-17 |PriorityDate=1930-01-23 |Titolo=Zweifarbenschreibstift |Marca=Penkala |Descrizione=Penna a due colori }} ==Informazioni== Brevetto per una penna a due colori.

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