申请人 |
PHILLIPS PETROLEUM CO., BARTLESVILLE, OKLA., US |
发明人 |
MARTIN, SHIRLEY JEAN, BARTLESVILLE, OK 74006, US;BENHAM, ELIZABETH ANN, BARTLESVILLE, OK 74006, US;MCDANIEL, MAX PAUL, BARTLESVILLE, OK 74006, US;GERHOLD, BRUCE WILLIAM, BARTLESVILLE, OK 74003, US |