Class Information
Number: 441/73
Name: Buoys, rafts, and aquatic devices > Water skimming or walking device > Water ski > Having connecting means
Description: Device wherein means are provided to link together at least two skis.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7604522 |
Hydrofoil bike apparatus |
Oct. 20, 2009 |
| 6682083 |
Snowboard system |
Jan. 27, 2004 |
| 5911611 |
Water ski training apparatus |
Jun. 15, 1999 |
| 5458370 |
Triple ski system and linkage therefor |
Oct. 17, 1995 |
| 5447458 |
Water skiing instructional device and method for use |
Sep. 5, 1995 |
| 5080620 |
Water ski board |
Jan. 14, 1992 |
| 4981455 |
Water ski starting aid |
Jan. 1, 1991 |
| 4846690 |
Water ski training apparatus |
Jul. 11, 1989 |
| 4599072 |
Equipment for movement on water surface and towless aquatic ski |
Jul. 8, 1986 |
| 4534305 |
Sail ski device |
Aug. 13, 1985 |
| 4460344 |
Water ski training apparatus |
Jul. 17, 1984 |
| 4421491 |
Linking sailboards |
Dec. 20, 1983 |
| 4363495 |
Sloping-terrain vehicle |
Dec. 14, 1982 |
| 4358866 |
Amphibious furniture |
Nov. 16, 1982 |
| 4293968 |
Interconnected water skis |
Oct. 13, 1981 |
| 4082304 |
Ski-sled |
Apr. 4, 1978 |
|
