| 申请人 |
CATERPILLAR PAVING PRODUCTS INC., MINNEAPOLIS, MINN., US |
发明人 |
LENT, KEVIN C., MAPLE GROVE, MINNESOTA 55369, US;RIFE, CONWELL K., JR., CHAMPLIN, MINNESOTA 55316, US;SIMMONS, GERALD P., MORTON, ILLINOIS 61550, US;SPECK, ALBERT J., SPRINGFIELD, ILLINOIS 62704, US |
