Olof Nils Fridolfsson

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Helsingborg, SE

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Patents Grantslast 30 patents

Information Patent Grant
Electric current carrying conduit mounted on sealing strip at exhau...
- Patent number 5,735,737
- Issue date Apr 7, 1998
- AB Ph. Nederman & Co.
- Olof Nils Fridolfsson
- B08 - CLEANING