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Marcel Bourgeois

VI Vicat: 1 patents #11 of 21Top 55%
Overall (All Time): #3,049,537 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9016605 Facility for grinding inorganic material, having a roller press — 2015-04-28