Once there were 10 property rights - now there are only 5 left. Still, there is, of course, the possibility to also reduce costs in Germany, Austria, France, Italy and the Czech Republic and to increase profit



» Sale of patent "Self-adjusting chain wheel - EP 2594824"
incl. 5 property rights

» For 16 years, one and the same chain
by Ketten Wulf with the chain wheel by Karl Herkenrath








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