File:Patent-DE-183242.pdf

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Inventor	Eduard Penkala
Assignee	Eduard Penkala
Country	DE
Application N°	183242
Application Date	1906-07-17
Patent N°	183242
Brevettato	1907-04-04
Priorità	1906-07-17
Brand	Penkala
Title	Füllbleistift mit verschiebbarer Mine
Description	Porta-mine

Brevetto di un porta mine. Estensione del brevetto n° DE-176702. Stessa invenzione di nº FR-06524E. Stessa invenzione di nº DK-09918. Stessa invenzione di nº GB-190616715. Stessa invenzione di nº CH-37618. Stessa invenzione di nº AT-31185. Stessa invenzione di nº CA-104033.

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current	00:34, 4 September 2021		1,296 × 1,754, 3 pages (106 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=Eduard Penkala \|Assignee=Eduard Penkala \|Country=DE \|ApplicationNum=363394 \|ApplicationDate=1906-07-17 \|PatentNum=183242 \|PatentDate=1907-04-04 \|PriorityDate=1906-07-17 \|Titolo=Füllbleistift mit verschiebbarer Mine \|Marca=Penkal...

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