Kokusai Denshin Denwa Kabushiki Daisha

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Demultiplexer device for wavelength-division multiplexed optical fi...
- Patent number 6,115,156
- Issue date Sep 5, 2000
- Kokusai Denshin Denwa Kabushiki Daisha
- Tomohiro Otani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

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