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公开(公告)号：US2991496A
公开(公告)日：1961-07-11
申请号：US75017958
申请日：1958-07-22
Applicant: WOLF CECIL R , HOLLAND JOHN P , SEIDEL CHARLES E
Inventor： WOLF CECIL R , HOLLAND JOHN P , SEIDEL CHARLES E
IPC: E05D15/24
CPC classification number: E05D15/24 , E05D13/1215 , E05Y2201/684 , E05Y2600/626 , E05Y2900/106 , Y10T16/373
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