The transfer of production to Mouy was completed in [[1912]], but for the production of fountain pens a Paris office is indicated in advertising, Passage St-Sébastien, 17, address that is mentioned also in the patent applications abroad. It is not clear whether it is the head office or a company then split off from the original one. The company was active in the market of fountain pens since the end of World War I to the 60s. | The transfer of production to Mouy was completed in [[1912]], but for the production of fountain pens a Paris office is indicated in advertising, Passage St-Sébastien, 17, address that is mentioned also in the patent applications abroad. It is not clear whether it is the head office or a company then split off from the original one. The company was active in the market of fountain pens since the end of World War I to the 60s. |