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Hans J. Preuss
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Monsheim, DE
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last 30 patents
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Patent Grant
Plastic closure
Patent number
5,743,420
Issue date
Apr 28, 1998
Alcoa Deutschland GmbH
Manfred Loffler
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Grant
Screw cap
Patent number
5,255,805
Issue date
Oct 26, 1993
Alcoa Deutschland GmbH
Jurgen Weiss
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL