Invention Grant
- Patent Title: Code checking mechanism
- Patent Title (中): 代码检查机制
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Application No.: US40012764Application Date: 1964-09-29
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Publication No.: US3399296APublication Date: 1968-08-27
- Inventor: HICKERSON JOHN E
- Applicant: IBM
- Assignee: Ibm
- Current Assignee: Ibm
- Priority: US40012764 1964-09-29
- Main IPC: B41J7/32
- IPC: B41J7/32 ; G06K1/14 ; G06K5/02
Information query
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