Ralph Crafoord

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Fro, SE

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Patents Grantslast 30 patents

Information Patent Grant
Cutting tool equipped with a state indicator
- Patent number 5,176,053
- Issue date Jan 5, 1993
- Birger Alvelid
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
State transducers in combination with mechanical components
- Patent number 4,945,770
- Issue date Aug 7, 1990
- Birger Alvelid
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR