Rolf Wurgler

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Esslingen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for reeling up strips
- Patent number 4,917,320
- Issue date Apr 17, 1990
- Lauener Engineering AG
- Wilheim F. Lauener
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Appratus and method for reeling up strips
- Patent number 4,850,546
- Issue date Jul 25, 1989
- Lauener Engineering AG
- Wilhelm F. Lauener
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for adjusting the width of the gap between the rolls of a co...
- Patent number 4,649,986
- Issue date Mar 17, 1987
- Swiss Aluminium Ltd.
- Bruno Frischknecht
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for manufacturing metal strip
- Patent number 4,577,672
- Issue date Mar 25, 1986
- Swiss Aluminium Ltd.
- Bruno Frischknecht
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Device for manufacturing metal strips
- Patent number 4,567,933
- Issue date Feb 4, 1986
- Swiss Aluminium Ltd.
- Wilhelm F. Lauener
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...