申请人 |
ROHM AND HAAS CO., PHILADELPHIA, PA., US |
发明人 |
LIDERT, ZEV, DOYLESTOWN, PENNSLYVANIA 18901, US;HORMANN, ROBERT EUGENE, PHILADELPHIA, PENNSYLVANIA 19119, US;LE, DAT PHAT, NORTH WALES, PENNSYLVANIA 19454, US;OPIE, THOMAS RANSON, NORTH WALES, PENNSYLVANIA 19454, US |