| 申请人 |
PPG INDUSTRIES, INC., PITTSBURGH, PA., US |
发明人 |
BROWN, THERESA S., GURLEY ALABAMA 35748, US;WALTERS, PATRICIA BURCHFIELD, HARVEST ALABAMA 35749, US;FRENCH, RADFORD, ARAB ALABAMA 35016, US;PARVIN, CONNIE J., NEW MARKET ALABAMA 35761, US;ROTHE, WOLFRAM FRIEDRICH, HUNTSVILLE ALABAMA 35802, US |
