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PowerOval: Science Based Premium Non-Circular Chainring

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Alphonse Vermote

E-mail: info@poweroval.com

BTW: BE0632 954 197

Adress: Blokkestraat 41B bus0.2
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Tel: +32 472 71 78 26

Additional scientific explanation

Gilbert Storme

E-mail: gilbertstorme@yahoo.com

Lievin Malfait

E-mail: malfait.lievin@skynet.be