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Speyer, DE
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last 30 patents
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Patent Grant
Process and device for the production of mineral wool nonwoven fabr...
Patent number
5,093,069
Issue date
Mar 3, 1992
Grunzweig & Hartmann AG
Joachim Mellem
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS