申请人 |
MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US |
发明人 |
LEIR, CHARLES M., 2501 HUDSON ROAD, ST.PAUL, MN 55133-3427, US;HOFFMANN, JEROME J., 2501 HUDSON ROAD, ST.PAUL, MN 55133-3427, US;STARK, JOHN E., 2501 HUDSON ROAD, ST.PAUL, MN 55133-3427, US |