Karl A. L. Tingskog

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Helsingborg, SE

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Patents Grantslast 30 patents

Information Patent Grant
Final unloading apparatus
- Patent number 4,334,818
- Issue date Jun 15, 1982
- AB Siwertell
- Karl A. L. Tingskog
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for unloading bulk material from a storage space
- Patent number 4,286,909
- Issue date Sep 1, 1981
- AB Siwertell
- Karl A. L. Tingskog
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for sealing a connection between two mutually shiftable c...
- Patent number 4,234,075
- Issue date Nov 18, 1980
- AB Siwertell
- Karl A. L. Tingskog
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL