Erik Ludvigsen

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Soborg, DK

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Patents Grantslast 30 patents

Information Patent Grant
Conveyor screw with wear-resistant members attached to its operativ...
- Patent number 4,519,496
- Issue date May 28, 1985
- Alfa-Laval Separation A/S
- Erik Ludvigsen
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...