In-line roller ice skate combination
In-line skate conversion apparatus
In-line skate conversion kit
In-line skateboard
In-line, interchangeable roller-ice skate
In-line, interchangeable roller-ice skate
Kit for converting a bicycle to a snow bike
Locking device for a detachable skate of sport shoe
Mounting platform for skating boot
Multi-line in-line roller skate, multi-line in-line roller skate
Multi-season ski sled
Multi-state support
Multifunctional shoes for walking and skating with single...
Quick-Release interlocking frame assembly for interchangeably mo
Rear drive assembly for a snow bicycle
Reconfigurable wheeled vehicle
Recreational sleigh
Removable bidirectional skis for trailers and the like
Removable ski attachment for a wheeled vehicle
Replacement skates for a scooter