Observator B.V.

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Hoogvliet, NL

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Patents Grantslast 30 patents

Information Patent Grant
Dredge profile computer for a cutter suction dredge
- Patent number 4,149,251
- Issue date Apr 10, 1979
- Observator B.V.
- Cornelis J. Noordermeer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dredge profile computer for a cutter suction dredge
- Patent number 4,133,033
- Issue date Jan 2, 1979
- Observator B.V.
- Cornelis J. Noordermeer
- G06 - COMPUTING CALCULATING COUNTING