Hette Knijpstra

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Terband-Heerenveen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Assembly and method for forming a mast for guiding a drill drive in...
- Patent number 11,408,233
- Issue date Aug 9, 2022
- Javelin Consultancy and Investment Limited
- Hette Knijpstra
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Assembly and method for forming a mast for guiding a drill drive in...
- Publication number 20200024909
- Publication date Jan 23, 2020
- K.I.G. Heerenveen B.V.
- Hette Knijpstra
- E21 - EARTH DRILLING MINING