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公开(公告)号：US3170455A
公开(公告)日：1965-02-23
申请号：US25694663
申请日：1963-02-07
Applicant: HARDWICK STOVE COMPANY
Inventor： NORTON GASS ROBERT
IPC: F24C15/02
CPC classification number: F24C15/023 , Y10T16/5353
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