Harald Kolvereid

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N-8610 Grubhei, NO

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Patents Grantslast 30 patents

Information Patent Grant
Compression-type pipe joint using threaded clamp having longitudina...
- Patent number 5,413,388
- Issue date May 9, 1995
- Harald Kolvereid
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fastening device
- Patent number 5,232,249
- Issue date Aug 3, 1993
- Harald Kolvereid
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Tool for securing a fastening device
- Patent number 5,216,941
- Issue date Jun 8, 1993
- Harald Kolvereid
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Locking nut
- Patent number 4,936,727
- Issue date Jun 26, 1990
- Harald Kolvereid
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...