| 5776104 |
Device for supplying a liquid to a body cavity of a person or an animal and subjecting it to a determined pressure |
Mireille Guignard, Erwin Zuercher |
1998-07-07 |
| 5289673 |
Device to untwist, unravel and open up a textile yarn |
Erwin Zuercher |
1994-03-01 |
| 5174131 |
Knitting machine with patterning arrangement |
Ernst-Dieter Plath |
1992-12-29 |
| 5167111 |
Universal method to untwist, unravel and open up a textile yarn |
Erwin Zuercher |
1992-12-01 |
| 4890451 |
Method for loosening and unravelling a textile yarn |
Erwin Zurcher |
1990-01-02 |
| 4888943 |
Apparatus for loosening and unravelling a yarn |
Erwin Zurcher |
1989-12-26 |
| 4875347 |
Method of actuation of needle selection latches of a knitting machine, and a device for performing the method |
Jacque Vermot-Gaud, Erwin Zuercher |
1989-10-24 |
| 4829759 |
Universal method for loosening and unravelling a textile yarn and device for carrying out this method |
Erwin Zurcher |
1989-05-16 |
| 4827740 |
Device for controlling the knitting positions of the needles in a knitting machine |
Erwin Zurcher, Jacques Vermot-Gaud |
1989-05-09 |
| 4710984 |
Helmet for protection against impacts and a method of manufacturing the said helmet |
Jean-Jacques Asper |
1987-12-08 |
| 4691535 |
Method of and apparatus for joining a selected yarn to a yarn being knitted |
Francois Fischer, Simon Arieh |
1987-09-08 |
| 4645248 |
Device for selecting yarns for a knitting machine |
Francois Fischer |
1987-02-24 |
| 4582740 |
Process for covering a substrate with threads welded through the use of ultrasounds, a machine for the application of this process and a substrate covered with threads welded according to this process |
Erwin Zurcher |
1986-04-15 |