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At the end of [[1929]], more or less simultaneously with [[Osmia]] discharge by [[Parker]] , ''Joseph Lamy'' resigned to create his company. He moved to Berlin and began production of celluloid pens marked [[Orthos]], very similar to [[Duofold]] (which at that time was much imitated) produced in two sizes and a wide range of colors.  

At the end of [[1929]], more or less simultaneously with [[Osmia]] discharge by [[Parker]] , ''Joseph Lamy'' resigned to create his company. He moved to Berlin and began production of celluloid pens marked [[Orthos]], very similar to [[Duofold]] (which at that time was much imitated) produced in two sizes and a wide range of colors.  

Nel [[1933]] la [[Lamy]] acquisì un primo brevetto per una combinazione penna/matita, e mise in produzione una penna di grandi dimensioni, sempre pensata per fare concorrenza alla [[Duofold]]. Di questi anni si hanno poche notizie, e non sono noti modelli specifici, le penne venivano commercializzate semplicemente con il marchio [[Orthos]].  

In [[1933]] [[Lamy]] acquired a first patent for a pen/pencil combination, and put into production a large pen, always meant to compete with the [[Duofold]]. There is little information on these years, and specific models are not known, the pens were simply marketed under the brand [[Orthos]].  

[[Image:1939-06-Artus-Favorit.jpg|left|thumb|150px|Pubblicità di una [[Artus Favorit]] del 1939.]]

[[Image:1939-06-Artus-Favorit.jpg|left|thumb|150px|Pubblicità di una [[Artus Favorit]] del 1939.]]