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Karl Schirmer
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Nuremberg, DE
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last 30 patents
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Patent Grant
Method of injection molding or extruding a polymer composition usin...
Patent number
7,494,264
Issue date
Feb 24, 2009
E. I. Du Pont de Nemours and Company
Alain Yves Leveque
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Non-return device at the screwhead of screw injection molding machines
Patent number
4,349,044
Issue date
Sep 14, 1982
Mannesmann Demag Kunststofftechnik Zweigniederlassung der Mannesmann Demag Ak...
Karl Schirmer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL