| 申请人 |
MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US |
发明人 |
SMITH TERRANCE P., MINNES. MINING AND MANUFACT. CO, ST. PAUL, MINNESOTA 55133-3427, US;MACOMBER, DAVID W., MINNES. MINING AND MANUFACT.CO, ST. PAUL, MINNESOTA 55133-3427, US;ELMASRY, MOHAMMED A., MINN. MINING AND MANUFACT.CO, ST. PAUL, MINNESOTA 55133-3427, US |
