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Inventor: Donnerstag; Heinz
Address: CH-8037 Zurich, CH
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4795146 |
Training device for cross-country skiers and ice skaters |
January 3, 1989 |
| An apparatus for training cross-country skiers and ice skaters has a frame having a center support and two bars, the rear ends of which are connected to said frame in such a manner as to be pivotable about vertical axes. The center support and the bars have respective standing surfaces w |
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