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Electrical filament - Simple English Wikipedia, the free encyclopedia
Feit Electric 60-Watt Equivalent ST19 Dimmable Straight Filament Clear Glass Vintage Edison LED Light Bulb, Soft White (4-Pack) ST1960/CL927CAHDRP/4 - The Home Depot
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Estimation of the filament temperature of an incandescent lamp from an energy balance in steady-state conditions | SpringerLink
E27 LED Filament Lamp 4W Warm Wit Dimbaar
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