Copyright 2005 Frank Andrews - Home - Lightbulb Index - Contact Email: Frank

V. V. G. Berlin

Relative size of images maintained from original posters.

23 26 27
10—16 NK 200—250 Volt 16 NK 200—250 Volt 4 NK 200—250 Volt
All four loops supported. All three loops supported. Three loop with side filament support, allowing bulb to be used horizontally.
29 32 37
25—32 NK 50—250 Volt 25—32 NK 176—250 Volt 5—10 NK
51—135 Volt
Spiral filament. Two two-loop filaments joined in series, each with a side support. Two loop.
38 39 40 41
5—10 NK
45—135 Volt
16 NK
45—110 Volt
5 NK 20—110 Volt 8—10 NK
40—75 Volt
5—10 NK
100—150 Volt
5 NK 45—175 Volt
10 NK 45—135 Volt
Single loop filament. What is this base type called??? Single loop filament with top support. 2 joined wavy loop filaments with top support.
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