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公开(公告)号：US2722033A
公开(公告)日：1955-11-01
申请号：US16163650
申请日：1950-05-12
Applicant: DIAMOND POWER SPECIALITY
Inventor： GLINN ROY J , HANDOLL PERCY G
IPC: F28G15/04
CPC classification number: F28G15/04 , Y10T74/1804 , Y10T74/1848
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