Invention Grant
- Patent Title: Ink-releasing sheets and ribbons
- Patent Title (中): 墨盒和薄饼
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Application No.: US3467539DApplication Date: 1966-04-21
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Publication No.: US3467539APublication Date: 1969-09-16
- Inventor: SCHLOTZHAUER ALLAN T , NEWMAN DOUGLAS A , PLATZ WARREN W
- Applicant: COLUMBIA RIBBON CARBON MFG
- Assignee: E I Du Pont de Nemours and Co
- Current Assignee: E I Du Pont de Nemours and Co
- Priority: US54422766 1966-04-21
- Main IPC: B41M5/10
- IPC: B41M5/10 ; B41C1/06
Information query
