File:Patent-FR-25039E.pdf
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Inventor |
Louis Badois |
---|---|
Assignee |
Louis Badois |
Country |
FR |
Application N° |
25039E |
Application Date |
1921-04-14 |
Patent N° |
25039E |
Brevettato |
1922-12-14 |
Priorità |
1920-09-04 |
Brand | |
Title |
Improvements in and relating to fountain pens |
Description |
Riferimenti esterni
Informazioni
Brevetto per una variante di sistema di caricamento a torsione (twist filler). Estensione del brevetto n° FR-527150. Stessa invenzione di nº GB-186818. Con questa aggiunta nº FR-527150 diventa identico a nº CH-98575 e nº US-1457765.
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current | 23:13, 1 January 2013 | ![]() | 1,295 × 1,752, 3 pages (156 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Louis Badois |Assignee=Louis Badois |Country=GB |ApplicationNum=25039E |ApplicationDate=1921-04-14 |PatentNum=25039E |PatentDate=1922-12-14 |PriorityDate=1920-09-04 |Titolo=Improvements in and relating to fountain pens |Marca=Mé... |
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Fatti riguardanti Patent-FR-25039E.pdf
Addition to | ![]() |
Application date | aprile 14, 1921 + |
Application number | 25039E + |
Assigned to | Louis Badois + |
Invented by | Louis Badois + |
Mention patent | ![]() ![]() |
Patent date | dicembre 14, 1922 + |
Patent description | Caricamento a torsione + |
Patent number | 25039E + |
Patent title | Improvements in and relating to fountain pens + |
Patented by | Météore - La Plume d'Or + |
Patented in | FR + |
Priority date | settembre 4, 1920 + |
Same invention of | ![]() |
Used for feature | Twist filler + |