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公开(公告)号:US1201279A
公开(公告)日:1916-10-17
申请号:US6547415
申请日:1915-12-07
Applicant: AJAX RAIL ANCHOR COMPANY
Inventor: ELFBORG HENRY G
CPC classification number: E01B13/02
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公开(公告)号:US1230468A
公开(公告)日:1917-06-19
申请号:US12412416
申请日:1916-10-06
Applicant: AJAX RAIL ANCHOR COMPANY
Inventor: ELFBORG HENRY G
CPC classification number: E01B13/02
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公开(公告)号:CA173519A
公开(公告)日:1916-11-28
申请号:CA173519D
申请日:1916-01-12
Applicant: AJAX RAIL ANCHOR COMPANY , ELFBORG HENRY GIDEON
Inventor: ELFBORG HENRY GIDEON
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公开(公告)号:CA183378A
公开(公告)日:1918-04-02
申请号:CA183378D
申请日:1915-02-16
Applicant: ELFBORG HENRY GIDEON , AJAX RAIL ANCHOR COMPANY
Inventor: ELFBORG HENRY GIDEON
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公开(公告)号:CA183379A
公开(公告)日:1918-04-02
申请号:CA183379D
申请日:1916-12-12
Applicant: AJAX RAIL ANCHOR COMPANY , ELFBORG HENRY GIDEON
Inventor: ELFBORG HENRY GIDEON
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公开(公告)号:CA153085A
公开(公告)日:1914-01-20
申请号:CA153085D
申请日:1913-12-02
Applicant: ELFBORG HENRY GEORGE , AJAX RAIL ANCHOR COMPANY
Inventor: ELFBORG HENRY GEORGE
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