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DK3726C
(en)
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Filament wires for electric lamps and methods for their manufacture.
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DK3767C
(en)
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Electric Bulb.
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DK4031C
(en)
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Electric Bulb.
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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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DK9816C
(en)
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Incandescent lamps for electric incandescent lamps and methods for their manufacture.
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ES27382A2
(en)
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Improvements in electric lamps.
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CH24380A
(en)
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Chandelier-reflector for incandescent electric lamps
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DK3638C
(en)
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Spring base for electric incandescent lamps.
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CH22377A
(en)
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Electrical fuse
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CH24493A
(en)
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Electric light bulb
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DK2767C
(en)
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Electric Incandescent.
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DK3792C
(en)
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Incandescent reflector.
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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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DK3846C
(en)
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Procedure for Manufacturing Heaters for Heating Incandescent Conductors of Second Order Conductors
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CH433E
(en)
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Electrical fuse
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ES28548A3
(en)
|
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An electric incandescent lighting procedure.
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DK4220C
(en)
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Procedure for Controlling a Cultivated Wire in an Unmelted Electric Incandescent Lamp.
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CH25682A
(en)
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Electric arc lamp
|
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CH23879A
(en)
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Incandescent fixture
|
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FI1417A
(en)
|
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Electric light bulb
|
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CH29104A
(en)
|
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Electric lamp
|
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ES26802A1
(en)
|
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Improvements in electric and incandescent lamps.
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ES25363A1
(en)
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Improvements in electric incandescent lamps.
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ES27621A1
(en)
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An incandescent lamp with mechanically fastened shorts.
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CH20051A
(en)
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Base for incandescent electric lamps, advanced
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