Erich A. Hindermann

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CH-6403 Kussnacht a.R., CH

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Patents Grantslast 30 patents

Information Patent Grant
Screw conveyor device
- Patent number 4,872,546
- Issue date Oct 10, 1989
- Erich A. Hindermann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL