| 申请人 |
BOARD OF CONTROL OF MICHIGAN TECHNOLOGICAL UNIVERSITY;THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF AGRICULTURE |
发明人 |
WANG, XIPING;ROSS, ROBERT, J.;MATTSON, JAMES, A.;ERICKSON, JOHN;FORSMAN, JOHN, W.;GESKE, EARL, A.;WEHR, MICHAEL, A. |
