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公开(公告)号:US1041411A
公开(公告)日:1912-10-15
申请号:US1911605997
申请日:1911-02-01
Applicant: C T HAM MFG COMPANY
Inventor: BERGENER CHARLES
CPC classification number: F21V17/00
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公开(公告)号:US974629A
公开(公告)日:1910-11-01
申请号:US1908457575
申请日:1908-10-13
Applicant: C T HAM MFG COMPANY
Inventor: BERGENER CHARLES
CPC classification number: F21V15/02
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公开(公告)号:US927767A
公开(公告)日:1909-07-13
申请号:US1909486808
申请日:1909-03-30
Applicant: C T HAM MFG COMPANY
Inventor: BERGENER CHARLES
CPC classification number: F21V15/01 , F21L19/006
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公开(公告)号:US628461A
公开(公告)日:1899-07-11
申请号:US1898694198
申请日:1898-10-21
Applicant: C T HAM MFG COMPANY
Inventor: HAM CHARLES T
CPC classification number: F21V15/01 , F21Y2101/00
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