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| Number | Title | Issue Date |
| 7563407 | Thermal lance assembly An improved thermal lance is made of a low carbon steel sheath having an internal bore and a thin cylindrical rod that is roll-formed from low carbon steel sheet. The rod being sized for conforming fit in the bore of the tube and has a length dimension that is longe... | 07/21/2009 |
| 7546713 | Swimming pool coping support extender For use with prefabricated pool wall panels that have a top flange extending outwardly from the pool cavity to attach a coping layer, an extender strip attachable to the top flange increases the effective width of coping support. The extender strips have a curvature... | 06/16/2009 |
| 7537723 | Thermal lance assembly An improved thermal lance is made of a low carbon steel sheath having an internal bore and a thin cylindrical rod that is roll-formed from low carbon steel sheet. The rod being sized for conforming fit in the bore of the sheath and has a length dimension that is lon... | 05/26/2009 |
