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Grant DatePatent Number
1999-11-025,975,388
1999-11-025,976,177
1999-11-025,976,180
1999-11-025,976,248
1999-11-025,976,262
1999-11-025,976,281
1999-11-025,976,301
1999-11-025,976,622
1999-11-025,977,272
1999-11-025,977,342
1999-11-025,978,288
1999-11-025,978,887