申请人 |
MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US |
发明人 |
HAGEN, DONALD, F., SAINT PAUL, MN 55133-3427, US;BAHMET, WANDA, SAINT PAUL, MN 55133-3427, US;HADDAD, LOUIS, C., SAINT PAUL, MN 55133-3427, US;PERKINS, ROBERT, E., SAINT PAUL, MN 55133-3427, US |