Wuppertal, DE
Information
Patent Grant
Herberts GmbH
Gerhard Kie.beta.ling
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Application
E.I. du Pont de Nemours and Company
MICHAEL HERM
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
