Valve

Maker and role
Marconi Instruments Limited, Manufacturer

Object detail

Accession number
1978.1674
Maker
Marconi Instruments Limited
Description
Glass bulb with point on top. Metal filament inside. Silver band around bakelite base with four metal pins. Metal bracket clipped to base.
Marks
Marconi - Made at the Osram Lamp Works, England Etched
17/67 Sticker
Media/Materials
Processed Material/Glass
Processed Material/Synthetic/Plastic/Bakelite
Processed Material/Metal
Credit Line
Marconi Instruments Limited. Valve, 1978.1674. The Museum of Transport and Technology (MOTAT).

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