Composite polyester films useful in particular as support for magnetic recording material and their production
IL92758A0Inactive Publication Date: 1990-09-17THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE COMMERCE
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Patent Information
- Application Number
- IL927
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1988-12-28
- Filing Date
- 1989-12-18
- Publication Date
- 1990-09-17
- Estimated Expiration
- Not applicable · inactive patent
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