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公开(公告)号：US3022326A
公开(公告)日：1962-02-20
申请号：US77025858
申请日：1958-10-29
Applicant: TEXTRON INC
Inventor： SCHROEDER HERBERT M , WAYTHOMAS DONALD J
IPC: C08G18/36
CPC classification number: C08G18/36
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