Alfred Tobler

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Ruggell, CH

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Patents Grantslast 30 patents

Information Patent Grant
Fastening element assembly with a deformable sleeve
- Patent number 4,915,561
- Issue date Apr 10, 1990
- Hilti Aktiengesellschaft
- Reinhard Buhri
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fastening member for securement into hard materials
- Patent number 4,907,928
- Issue date Mar 13, 1990
- Hilti Aktiengesellschaft
- Josef Beck
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Anchor rod assembly secured by hardenable mass
- Patent number 4,747,727
- Issue date May 31, 1988
- Hilti Aktiengesellschaft
- Oliver Berchtold
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...