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公开(公告)号：US2904652A
公开(公告)日：1959-09-15
申请号：US64699957
申请日：1957-03-19
Applicant: INDIANA COMMERCIAL FILTERS COR
Inventor： CRANE BUREN C , HONAN PAUL R , HARLAN AVERY S
IPC: H01H35/18
CPC classification number: H01H35/18
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