4. Electric lamp and discharge devices
  5. Discharge devices having a thermionic or emissive cathode

Masaaki Hiraki

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Carbon body, process for producing the carbon body, and...

Electric lamp and discharge devices – Discharge devices having a thermionic or emissive cathode
Reexamination Certificate

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Large-sized display apparatus and display device and display...

Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
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Profile ID: LFUS-PAI-P-2806163

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