Team

Team

Bernard ROSSET : berosset@wanadoo.fr

President of SAS Ogival capital of 30.000 €

Inventor chainring

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Bernard HINAULT

Technical advisor on public relations

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Grégory MARTIN : dn-up@wanadoo.fr 

Study, plan and manufacture www.dn-up.com

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Geneviève MARIN : genevieve.marin78@gmail.com 

 

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