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公开(公告)号:US2448659A
公开(公告)日:1948-09-07
申请号:US53286244
申请日:1944-04-26
Applicant: DITTO INC
Inventor: CHAMPION WILLIAM J
IPC: B41L9/08
CPC classification number: B41L9/08
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公开(公告)号:US2320769A
公开(公告)日:1943-06-01
申请号:US41939541
申请日:1941-11-17
Applicant: DITTO INC
Inventor: CHAMPION WILLIAM J
IPC: B41L11/00
CPC classification number: B41L11/00
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公开(公告)号:US2313124A
公开(公告)日:1943-03-09
申请号:US40744141
申请日:1941-08-19
Applicant: DITTO INC
Inventor: CHAMPION WILLIAM J
IPC: B41M5/08
CPC classification number: B41M5/08
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公开(公告)号:US2247349A
公开(公告)日:1941-07-01
申请号:US32942940
申请日:1940-04-13
Applicant: DITTO INC
Inventor: CHAMPION WILLIAM J
IPC: B41M5/08
CPC classification number: B41M5/08
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5.Transfer sheet and composition for producing reinkable impressions 失效
Title translation: 转印单和组合,用于生产可折叠印象公开(公告)号:US2243078A
公开(公告)日:1941-05-27
申请号:US18870638
申请日:1938-02-04
Applicant: DITTO INC
Inventor: JOHAN BJORKSTEN , CHAMPION WILLIAM J
IPC: B41C1/10
CPC classification number: B41C1/1091
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公开(公告)号:US2225736A
公开(公告)日:1940-12-24
申请号:US19308838
申请日:1938-02-28
Applicant: DITTO INC
Inventor: CHAMPION WILLIAM J , JOHAN BJORKSTEN
IPC: B41N3/03
CPC classification number: B41N3/038
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公开(公告)号:US2351863A
公开(公告)日:1944-06-20
申请号:US44049442
申请日:1942-04-25
Applicant: DITTO INC
Inventor: LEVENHAGEN ARTHUR J , CHAMPION WILLIAM J
IPC: B41L7/08
CPC classification number: B41L7/08
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8.Hectograph composition and blanket and method of preparing same 失效
Title translation: Hectograph成分和毯子及其制备方法公开(公告)号:US2281261A
公开(公告)日:1942-04-28
申请号:US37561641
申请日:1941-01-23
Applicant: DITTO INC
Inventor: JOHAN BJORKSTEN , CHAMPION WILLIAM J
IPC: B41M5/08
CPC classification number: B41M5/08
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9.Preparation of relief printing sheets adapted for use in hectographic reproduction of photographs 失效
Title translation: 准备适用于照相复制照相的浮雕印刷用纸公开(公告)号:US2257105A
公开(公告)日:1941-09-30
申请号:US28220039
申请日:1939-06-30
Applicant: DITTO INC
Inventor: CHAMPION WILLIAM J
IPC: G03F7/06
CPC classification number: G03F7/06
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公开(公告)号:US2188590A
公开(公告)日:1940-01-30
申请号:US18870738
申请日:1938-02-04
Applicant: DITTO INC
Inventor: JOHAN BJORKSTEN , CHAMPION WILLIAM J
IPC: B41M5/10
CPC classification number: B41M5/10 , Y10S260/38 , Y10T428/3179 , Y10T428/31808
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