Konrad Friedrichs KG

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Kulmbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Continuous extrusion process and device for rods made of a plastic...
- Patent number 6,248,277
- Issue date Jun 19, 2001
- Konrad Friedrichs KG
- Konrad Friedrichs
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Extruder for extrusion manufacturing
- Patent number 5,904,939
- Issue date May 18, 1999
- Konrad Friedrichs KG
- Arno Friedrichs
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for producing a hard metal or ceramic rod having helical...
- Patent number 5,780,063
- Issue date Jul 14, 1998
- Konrad Friedrichs KG
- Arno Friedrichs
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Extruder for extrusion manufacturing
- Patent number 5,601,857
- Issue date Feb 11, 1997
- Konrad Friedrichs KG
- Arno Friedrichs
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Extrusion tool for producing a hard metal rod or a ceramic rod with...
- Patent number 5,438,858
- Issue date Aug 8, 1995
- Gottlieb Guhring KG
- Arno Friedrichs
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...