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Priority to JP1987056480UpriorityCriticalpatent/JPH0446368Y2/ja
Publication of JPS63162446UpublicationCriticalpatent/JPS63162446U/ja
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Publication of JPH0446368Y2publicationCriticalpatent/JPH0446368Y2/ja
Tubulaire ontladingshuls bestaande uit polykristallijn transparant aluminiumoxide en een hoge-druk-dampont- ladingslamp voorzien van de tubulaire ontladingshuls.