JB

Jean-Pierre Brutel

RF Rhone-Poulenc Fibres: 1 patents #15 of 38Top 40%
Overall (All Time): #3,998,290 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4598880 Perforated core for a textile yarn package Yvon Leray, Louis Quey 1986-07-08