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公开(公告)号:US1165143A
公开(公告)日:1915-12-21
申请号:US1914879673
申请日:1914-12-30
Applicant: STOKES ROBERT J
Inventor: STOKES ROBERT J
CPC classification number: F16D65/062
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公开(公告)号:US1242069A
公开(公告)日:1917-10-02
申请号:US6220415
申请日:1915-11-18
Applicant: STOKES ROBERT J
Inventor: STOKES ROBERT J
CPC classification number: E04B1/642 , Y10T428/31656 , Y10T428/31678 , Y10T428/31826
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