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Rudersbert, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Bags made from thermoplastic synthetic resin sheeting having cutoff...
Patent number
4,931,034
Issue date
Jun 5, 1990
Stiegler GmbH Maschinenfabrik
Robert Wagner
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Bags made of a thermoplastic synthetic resin sheeting and process f...
Patent number
4,925,438
Issue date
May 15, 1990
Stiegler GmbH Maschinenfabrik
Robert Wagner
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Shopping bags of thermoplastic synthetic resin sheeting with latera...
Patent number
4,911,561
Issue date
Mar 27, 1990
Stiegler GmbH Maschinenfabrik
Robert Wagner
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method and apparatus for the manufacture of plastic bags in pairs w...
Patent number
4,906,228
Issue date
Mar 6, 1990
Stiegler GmbH Maschinenfabrik
Hans Reifenhauser
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method for the manufacture of plastic bags with welded side seams
Patent number
4,811,418
Issue date
Mar 7, 1989
Stiegler GmbH Maschinenfabrik
Hans Reifenhauser
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL