Search Results for: Ski-draglines
(class / ) for foot-attached gliding vehicle (e.g., ski slide, ice skating surface, etc.) (class / ) surface or enclosure for athletic or exhibition event (e.g., arena, track, court, playing field, etc.)
(class / ) for foot-attached gliding vehicle (e.g., ski slide, ice skating surface, etc.) (class / ) surface or enclosure for athletic or exhibition event (e.g., arena, track, court, playing field, etc.)...
https://patents.justia.com/patents-by-us-classification/472