| 申请人 |
MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US |
发明人 |
LEIR, CHARLES M MINNESOTA MINING AND, P.O. BOX 33427 ST.PAUL MINNESOTA 55133, US;HOFFMAN, JEROME J MINNESOTA MINING AND, P.O. BOX 33427 ST.PAUL MINNESOTA 55133, US;TUSHAUS, LEONARD A MINNESOTA MINING AND, P.O. BOX 33427 ST.PAUL MINNESOTA 55133, US;WIEDERHOLT, GARY T MINNESOTA MINING AND, P.O. BOX 33427 ST.PAUL MINNESOTA 55133, US |
