Joseph Hewing

Follow

Person

Monchengladbach, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Sinter material for sealing strips in rotary piston engines
- Patent number 4,011,054
- Issue date Mar 8, 1977
- Goetzewerke-Friedrich Goetze AG
- Horst Beyer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...