申请人 |
MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US |
发明人 |
KITCHIN, JONATHAN PETER, HERTFORD HERTFORDSHIRE SG14 2AR, GB;KIRK, MARK PETER, BISHOP'S STORTFORD HERTFORDSHIRECM23 4DR, GB;STEVENSON, DIAN ELIZABETH, HARLOW ESSEX CM19 5AE, GB;HELLAND, RANDALL HERMAN, MAPLEWOOD MINNESOTA 55144, US |