Werl
Germany
3
2012-10-11
The entities that hold a legal rights for patent applications filed by inventor Winkels Joern:
Joern Winkels from Werl, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Polyamide-sheathed structural steel tubes for offshore structures
#2 | 2012-01-05Use of a conduit pipe for producing a duct laid in water
#3 | 2010-12-02Method of producing an underground pipeline
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