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公开(公告)号:US2138496A
公开(公告)日:1938-11-29
申请号:US10294736
申请日:1936-09-28
Applicant: LIGHT SIDNEY D
Inventor: LIGHT SIDNEY D
IPC: B42F13/40
CPC classification number: B42F13/402
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公开(公告)号:US2027444A
公开(公告)日:1936-01-14
申请号:US72814134
申请日:1934-05-29
Applicant: LIGHT SIDNEY D
Inventor: LIGHT SIDNEY D
IPC: B41G7/00
CPC classification number: B41F19/008 , B41F19/068
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公开(公告)号:US1836979A
公开(公告)日:1931-12-15
申请号:US41593129
申请日:1929-12-23
Applicant: LIGHT SIDNEY D
Inventor: LIGHT SIDNEY D
IPC: B42F13/12
CPC classification number: B42F13/12
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