Goran Fredriksson

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Gothenburg, SE

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement for an inlet pipe in a rotating drum sieve
- Patent number 5,041,223
- Issue date Aug 20, 1991
- Roto-Sieve AB
- Ingvar Johansson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL