File:Patent-AT-89597.pdf

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Original file(1,295 × 1,752 pixels, file size: 122 KB, MIME type: application/pdf, 2 pages)
Inventor

Assegnatario

Assignee

Société Anonyme des Anciens Établissements J. M. Paillard

Country

AT

Application N°

89597

Application Date

1920-07-09

Patent N°

89597

Brevettato

1922-10-10

Priorità

1919-03-25

Brand

Paillard

Title

Verfahren zum Umhüllen von Minen aus Graphit

Description

Matite

Riferimenti esterni

Informazioni

Brevetto per una modalità di produzione di matite usando una miscela di polvere di legno. Priorità dal brevetto francese. Stessa invenzione di nº FR-513812. Stessa invenzione di nº GB-147522. Stessa invenzione di nº DE-356212. Stessa invenzione di nº CH-93596.

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current17:35, 24 November 2013Thumbnail for version as of 17:35, 24 November 20131,295 × 1,752, 2 pages (122 KB)Piccardi (talk | contribs){{PatentInfo |Assignee=Société Anonyme des Anciens Établissements J. M. Paillard |Country=AT |ApplicationNum=89597 |ApplicationDate=1920-07-09 |PatentNum=89597 |PatentDate=1922-10-10 |PriorityDate=1919-03-25 |Titolo=Verfahren zum Umhüllen von Minen...
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Metadata

Facts about "Patent-AT-89597.pdf"
Application dateJuly 9, 1920 +
Application number89597 +
Assigned toSociété Anonyme des Anciens Établissements J. M. Paillard +
Patent dateOctober 10, 1922 +
Patent descriptionMatite +
Patent number89597 +
Patent titleVerfahren zum Umhüllen von Minen aus Graphit +
Patented byPaillard +
Patented inAT +
Priority dateMarch 25, 1919 +
Same invention ofFile:Patent-FR-513812.pdf +, File:Patent-GB-147522.pdf +, File:Patent-DE-356212.pdf + and File:Patent-CH-93596.pdf +