Incandescent lamp and its use

An incandescent lamp which is operable at about 200-275V is obtainable by enclosing a filling composition consisting of about 80-95% by volume of krypton gas and about 5-20% by volume of nitrogen gas in a glass envelope (1) bearing a tungsten filament (2) and an inner volume of about 0.2-1.2ml/opera...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MATSUDA, OSAMU, YAGUCHI, TAKAHIKO
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC INCANDESCENT LAMPS ELECTRICITY
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