| 6755747 |
Method of manufacturing an expansion sleeve |
Jurgen Wieser, Claudia Zimmerer, Alois Koelbl, Erich Daigeler |
2004-06-29 |
| 6712572 |
Expansion dowel |
Alois Kolbl, Jurgen Wieser, Claudia Zimmerer |
2004-03-30 |
| 6264413 |
Fastening element for attaching insulation boards |
Thomas Belz, Wolfgang Hausner, Erich Daigeler |
2001-07-24 |
| 6073710 |
Combination drilling member |
Franz Popp, Thomas Belz |
2000-06-13 |
| 5288162 |
Expansion dowel |
Horst Goetzfried, Franz Popp, Wolfgang Hausner, Helmut Mirsberger |
1994-02-22 |
| 4895055 |
Installation tool for an anchor element |
Erich Leibhard, Peter Mauthe |
1990-01-23 |
| 4840524 |
Anchor member with electrical insulation jacket |
Erich Leibhard, Peter Mauthe |
1989-06-20 |
| 4836729 |
Anchoring unit for use in structures with internal open spaces |
Alfred Gahler, Armin Hoffmann, Franz Popp |
1989-06-06 |
| 4518291 |
Plastics material expansion dowel with wave-form slots |
Gusztav Lang, Armin Hoffmann |
1985-05-21 |