Robert Wagner

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Troisdorf-Sieglar, DE

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Patents Grantslast 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