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公开(公告)号：US791479A
公开(公告)日：1905-06-06
申请号：US1905246177
申请日：1905-02-17
Applicant: MAGEE ARLIN E , MAGEE PERCY F
Inventor： MAGEE ARLIN E , MAGEE PERCY F
CPC classification number: E05B5/003 , Y10T292/03
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公开(公告)号：US969550A
公开(公告)日：1910-09-06
申请号：US1909523314
申请日：1909-10-18
Applicant: MAGEE PERCY F , MAGEE ARLIN E
Inventor： MAGEE PERCY F , MAGEE ARLIN E
CPC classification number: F16B13/122
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