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公开(公告)号：US2471296A
公开(公告)日：1949-05-24
申请号：US56816044
申请日：1944-12-14
Applicant: THERMOID COMPANY
Inventor： ALLEN DWIGHT P , ROYALE WISE
IPC: B64D37/12
CPC classification number: B64D37/12
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