Device for converting tonal images to line drawings

IL49501A0Inactive Publication Date: 1976-06-30POPPER ENG
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Patent Information

Application Number
IL495
Authority / Receiving Office
IL · IL
Patent Type
Applications
Current Assignee / Owner
Priority Date
1975-06-10
Filing Date
1976-04-30
Publication Date
1976-06-30
Estimated Expiration
Not applicable · inactive patent
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