Number | Name | Date | Kind |
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5346287 | Burrow et al. | Sep 1994 | A |
5991960 | Johnson | Nov 1999 | A |
6393651 | Forrest et al. | May 2002 | B1 |
Number | Date | Country |
---|---|---|
2000-014615 | Jan 2000 | JP |
WO8505296 | May 1985 | WO |
Entry |
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Australian Patent Office Search Report Authorized Officer: M.R. Olley Date: Jul. 15, 2002. |