Matches 1 - 6 out of 6
Match Document Document Title
7367153 Collapsible planar board  
The planar board disclosed features a convexo-concave board characteristic that allows the boards to channel the water creating a water rail for smoother more controlled performance. The planar...
4982648 Gun barrel cooling arrangement  
An arrangement for cooling the gun barrel of a combat tank wherein the gun barrel is provided with helical cooling channels on its outer surface, and an insulation layer on at least the inner...
3225483 Trawl door construction involving universal and interchangeable components  
2845742 Device for use below ice  
2623320 Antifouling sinker  
2540713 Fishing appliance  
Matches 1 - 6 out of 6