Frank Woelfle

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Bonn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and blank for producing a screw-tube conveyor and screw-tube...
- Patent number 8,133,048
- Issue date Mar 13, 2012
- Stricker-IRD Patent GMR
- Urban Stricker
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND BLANK FOR PRODUCING A SCREW-TUBE CONVEYOR AND SCREW-TUBE...
- Publication number 20100038211
- Publication date Feb 18, 2010
- Urban Stricker
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...