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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for movably spreading material on a railroad embankment
- Patent number 4,389,150
- Issue date Jun 21, 1983
- AB Vretstorp-Verken
- Rune Stenlund
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method of and means for handling loose bulk material
- Patent number 4,154,332
- Issue date May 15, 1979
- AB Vretstorp-Verken
- Hans J. Schlegel
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL