Hans Robertz

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Monchengladbach, DT

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing blank metal ingots of uniform cross section an...
- Patent number 3,958,620
- Issue date May 25, 1976
- Rheinstahl Giesserei A.G.
- Guido Reuter
- B22 - CASTING POWDER METALLURGY