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DK12604C
(en)
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Device for metal wire incandescent lamps.
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DK9336C
(en)
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Metal filament for electric incandescent lamps.
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CH47604A
(en)
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Metal filament lamp
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DK12551C
(en)
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Procedure for the manufacture of metal wire hangers for electric incandescent lamps.
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DK11916C
(en)
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Incandescent lamp with an emission-sensitive filament, preferably a metal incandescent wire.
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ES44759A1
(en)
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An incandescent lighting device.
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DK13362C
(en)
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Device for electric metal wire lamps with reflector.
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FR393888A
(en)
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Metal filaments for electric incandescent lamps
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DK13087C
(en)
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Metal wire lamps.
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DK12198C
(en)
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Procedure for preventing the fusing of metal wires in electric filament lamps.
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DK10559C
(en)
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Electric Incandescent Lamp with Supported Metal Incandescent Wire.
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ES37506A1
(en)
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A process for the manufacture of tungsten or molybdenum wires or an alloy of these two metals for electric incandescent lamps.
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AT45503B
(en)
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Electromagnetic igniter for arc lamps.
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CH47482A
(en)
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Metal filament light bulb
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DK13814C
(en)
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Spring support wire for metal wire incandescent lamps.
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DK11777C
(en)
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Device for hand signal lamps.
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ES45844A1
(en)
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A metal filament lamp.
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ES46398A1
(en)
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A procedure for mounting metal filament electric incandescent bulbs.
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DK19111C
(en)
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Device by Incandescent lamps.
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DK10837C
(en)
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Procedure for the manufacture of tungsten wire for electric incandescent lamps.
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CA145824A
(en)
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Metal filament for lamps
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FR376413A
(en)
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Filament for incandescent lamps
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DK12666C
(en)
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Electric Lighting Fixture.
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DK7120C
(en)
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Device for electric incandescent lamps with long metallic incandescent wires.
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FR405041A
(en)
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Metallic tungsten filament for incandescent electric lamps
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