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公开(公告)号:US2946098A
公开(公告)日:1960-07-26
申请号:US81078459
申请日:1959-05-04
Applicant: ROMUALD MIGNEAULT , MIGNCAULT FERNAND W
Inventor: ROMUALD MIGNEAULT , MIGNCAULT FERNAND W
IPC: E05F7/04
CPC classification number: E05F7/04 , Y10T16/361 , Y10T16/6285 , Y10T292/0878