Daniel J. Liesveld

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Arvada, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
High pressure water jet channeling horizontally into a solid mounta...
- Patent number 5,765,924
- Issue date Jun 16, 1998
- Daniel J. Liesveld
- E21 - EARTH DRILLING MINING
Information Patent Grant
Oscillating liquid jet system and method for cutting granite and th...
- Patent number 4,176,883
- Issue date Dec 4, 1979
- Daniel J. Liesveld
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for channel cutting of hard materials using hi...
- Patent number 4,111,490
- Issue date Sep 5, 1978
- Daniel J. Liesveld
- B26 - HAND CUTTING TOOLS CUTTING SEVERING