Educational game for teaching reading,arithmetic and processes of optimization
IL70568A0Inactive Publication Date: 1984-03-30NADAV DUCHIN
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Patent Information
- Application Number
- IL70568
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 1983-12-27
- Publication Date
- 1984-03-30
- Estimated Expiration
- Not applicable · inactive patent
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