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DK2095C
(en)
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Filament wires for electric lamps and methods for their manufacture.
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DK2184C
(en)
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Electric Bulb.
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DK2626C
(en)
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Procedure for the manufacture of filament lamps for electric filament lamps.
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CH20127A
(en)
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Incandescent electric lamp, improved
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ES24094A1
(en)
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Improvements introduced in electric incandescent lamps.
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DK9816C
(en)
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Incandescent lamps for electric incandescent lamps and methods for their manufacture.
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ES25242A1
(en)
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Improvements in electric lamps.
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ES24588A1
(en)
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Improvements in electric lamps.
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ES24698A1
(en)
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Improvements made to incandescent electric lamps.
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ES26802A1
(en)
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Improvements in electric and incandescent lamps.
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DK4034C
(en)
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Procedure for Regenerating the Wire and Cleaning the Glass Bulb in Electric Incandescent Lamps.
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DK4388C
(en)
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Method and Apparatus for the manufacture of carbide wire for electric filament lamps.
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ES22117A1
(en)
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|
Improvements in incandescent electric lamps.
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|
CH20485A
(en)
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Gas incandescent lamp
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DK2495C
(en)
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|
Lamp.
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CH19986A
(en)
|
|
Electric light bulb
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CH20820A
(en)
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Electric light bulb
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CH19989A
(en)
|
|
Electric light bulb
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CH22377A
(en)
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|
Electrical fuse
|
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DK3059C
(en)
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|
Electric Incandescent.
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CH19987A
(en)
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Electric lamp with filament made of ladders, second class
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CH19192A
(en)
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Electric lamp with filament made of ladders, second class
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CH18955A
(en)
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Electric lamp with filament made of ladders, second class
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CH20051A
(en)
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Base for incandescent electric lamps, advanced
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|
DK2057C
(en)
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Petroleum incandescent lamp.
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