Rolf Erik Goransson

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Akarp, SW

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Patents Grantslast 30 patents

Information Patent Grant
Manufacture of cellular lightweight concrete slabs
- Patent number 4,083,908
- Issue date Apr 11, 1978
- Internationella Siporex Aktiebolaget
- Oystein Kalvenes
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Process for manufacturing cellular lightweight concrete products
- Patent number 4,083,909
- Issue date Apr 11, 1978
- Internationella Siporex Aktiebolaget
- Rolf Erik Goransson
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Suction device for grasping and handling a generally parallelepiped...
- Patent number 3,976,205
- Issue date Aug 24, 1976
- Internationella Siporex Aktiebolaget
- Rolf Erik Goransson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Lifting device for handling cut cellular concrete bodies
- Patent number 3,973,795
- Issue date Aug 10, 1976
- Internationella Siporex Aktiebolaget
- Rolf Erik Goransson
- B66 - HOISTING LIFTING HAULING