Oy Sekko AB

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for indicating the direction of rotation of a thr...
- Patent number 5,714,889
- Issue date Feb 3, 1998
- Oy Sekko AB
- Jorma Alahuhtala
- G01 - MEASURING TESTING
Information Patent Grant
Device for connecting the contact cable for vehicles running on rails
- Patent number 5,380,961
- Issue date Jan 10, 1995
- Oy Sekko AB
- Trond A. Ronning
- B60 - VEHICLES IN GENERAL

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