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1941 - fine tungsten filament coils of the electrodes are inspected prior to completed finished product

ELECTRODE INSPECTION

CD 1963076 E&MP 25.013

Electric Lamps

July 1941

All parts of fluorescent lamps at the Westinghouse Lamp Division, Bloomfield, N.J., are carefully inspected before they become a part of the finished product.

Here the fine tungsten filament coils of the electrodes are being scrutinized.


Original Caption by Science Service
Westinghouse



National Museum of American History

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