Invention Grant
- Patent Title: Porous resilient printing plate
- Patent Title (中): 多孔弹性印版
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Application No.: US48141943Application Date: 1943-04-01
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Publication No.: US2392521APublication Date: 1946-01-08
- Inventor: CHOLLAR ROBERT G
- Applicant: NCR CO
- Assignee: NCR Corp
- Current Assignee: NCR Corp
- Priority: US48141943 1943-04-01; US43066142 1942-02-12
- Main IPC: B41C3/04
- IPC: B41C3/04
Information query
