Apparatus for updating,orientation,survey and control of annual calendars,school time-tables,planning,advancing,execution and control boards
IL66061A0Inactive Publication Date: 1982-09-30AVISH JACOB WEINER
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Patent Information
- Application Number
- IL66061
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 1982-06-15
- Publication Date
- 1982-09-30
- Estimated Expiration
- Not applicable · inactive patent
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