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1.
公开(公告)号:US2909494A
公开(公告)日:1959-10-20
申请号:US54855255
申请日:1955-11-22
Applicant: SHELL DEV
Inventor: PARRY HARVEY L , CAREY JAMES E
CPC classification number: C08G59/72 , C08G59/184 , C08L63/00 , C08L77/08
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2.
公开(公告)号:US2839495A
公开(公告)日:1958-06-17
申请号:US54554155
申请日:1955-11-07
Applicant: SHELL DEV
Inventor: CAREY JAMES E
IPC: C08G59/72
CPC classification number: C08G59/72
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