MANUFACTURING METHOD OF LIGHTING DEVICE AND MANUFACTURING METHOD OF LIGHTING FITTING

PROBLEM TO BE SOLVED: To provide a manufacturing method of a lighting device which enables a confirmation hole to be unfailingly and easily provided at a position of a heat radiation pad without providing a hole that does not function as the confirmation hole and increasing the types of cases even i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NISHIKAWA HIROAKI, SHIMOJIMA MITSUHIRO
Format: Patent
Sprache:eng
Schlagworte:
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