| 申请人 |
W.R. GRACE & CO.-CONN., NEW YORK, N.Y., US;THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF AGRICULTURE, WASHINGTON, US |
发明人 |
LOCKE, JAMES CHARLES, SILVER SPRING, MD. 20904, US;LAREW, HIRAM GORDON III, HYATTSVILLE, MD. 20783, US;WALTER, JAMES FREDERIC, ASHTON, MD. 20861, US |
