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公开(公告)号：US2583809A
公开(公告)日：1952-01-29
申请号：US71655846
申请日：1946-12-16
Applicant: ALOYSIUS BLOECHL
Inventor： ALOYSIUS BLOECHL
IPC: B60C15/028
CPC classification number: B60C15/028 , Y10S152/09 , Y10T152/10747
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