The production of polyarylamines containing methylene bridges
IL44923A0Inactive Publication Date: 1974-07-31EFIM BILLER
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Patent Information
- Application Number
- IL44923
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1974-04-29
- Filing Date
- 1974-05-30
- Publication Date
- 1974-07-31
- Estimated Expiration
- Not applicable · inactive patent
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