-
公开(公告)号:CA510216A
公开(公告)日:1955-02-15
申请号:CA510216D
Applicant: STANDARD OIL DEV CO
Inventor: SMITH JOHN O JR , JONES ALLEN R
公开(公告)号:CA510216A
公开(公告)日:1955-02-15
申请号:CA510216D
Applicant: STANDARD OIL DEV CO
Inventor: SMITH JOHN O JR , JONES ALLEN R