Description
Osram incandescent lightbulb with copper alloy bayonet fitting. Filament has nine wires connected to a central glass pillar. "205 V 30 W 49 / OSRAM / MADE IN ENGLAND / G. E.C. LTD / PATENT" printed on the bulb. "80-9 / ? carbon filament" handwritten in black ink on the other side of the bulb.
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