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公开(公告)号：US3069045A
公开(公告)日：1962-12-18
申请号：US492160
申请日：1960-01-27
Applicant: UNION CARBIDE CORP
Inventor： WILFRIED HAUMANN , GRIGGS JAMES L
IPC: A47J41/02
CPC classification number: A47J41/028
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