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公开(公告)号：US2943880A
公开(公告)日：1960-07-05
申请号：US75192758
申请日：1958-07-30
Applicant: GEN MOTORS CORP
Inventor： GEORGE JOACHIM JOSEPH , SAUER ALFRED B
IPC: E05B65/12
CPC classification number: E05B81/20 , Y10S292/43 , Y10T70/5903 , Y10T70/7107 , Y10T292/1082
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