Bernard ROSSET : berosset@wanadoo.fr

President of SAS Ogival capital of 30.000 €

Inventor chainring

_______________________________________________________

Bernard HINAULT

Technical advisor on public relations

_______________________________________________________

Grégory MARTIN : dn-up@wanadoo.fr 

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

_______________________________________________________

Geneviève MARIN : genevieve.marin78@gmail.com 

_______________________________________________________