Writing parchment and methods for the production thereof
IL61809A0Inactive Publication Date: 1981-01-30SHMUEL & HERMAN
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Patent Information
- Application Number
- IL61809
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 1980-12-26
- Publication Date
- 1981-01-30
- Estimated Expiration
- Not applicable · inactive patent
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