Optical Fiber Testing Device, Optical Fiber Manufacturing Device, Optical Fiber Testing Method, And Optical Fiber Manufacturing Method - EP3435073
The patent EP3435073 was granted to Sumitomo Electric Industries on Aug 20, 2025. The application was originally filed on Mar 24, 2017 under application number EP17770442A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP3435073
- Application Number
- EP17770442A
- Filing Date
- Mar 24, 2017
- Status
- Granted And Under Opposition
- Jul 18, 2025
- Publication Date
- Aug 20, 2025
- External Links
- Slate, Register, Google Patents
Patent Summary
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Dossier Documents
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