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公开(公告)号：US2513262A
公开(公告)日：1950-06-27
申请号：US62699845
申请日：1945-11-06
Applicant: ERASER COMPANY INC
Inventor： CARPENTER LOUIS M , ROESCH RUDOLPH G
IPC: H02G1/12
CPC classification number: H02G1/1285
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