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DK3693C
(en)
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Method for Manufacturing Electrically Conductive Lighting Fixtures.
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DK5148C
(en)
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Method for Manufacturing Leading Bodies for Generating Electric Light and Heat.
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DK4302C
(en)
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Method for Manufacturing Bodies with Parabolic Surface.
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CH25238A
(en)
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New heater
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CH23229A
(en)
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Electrical element
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DK4232C
(en)
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Method of Manufacturing Accumulator Electrodes.
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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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CH25152A
(en)
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Military cookware
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ES31975A1
(en)
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An electrical and hydroelectric industrial process to destroy phylloxera from vineyards.
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DK3726C
(en)
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Filament wires for electric lamps and methods for their manufacture.
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DK4100C
(en)
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Socket with switch.
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DK4331C
(en)
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Electrical Regulator.
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CH23404A
(en)
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Fuse
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CH25078A
(en)
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Advanced electrical element
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CH24247A
(en)
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Advanced boiler
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CH24552A
(en)
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Kerosene cooker
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DK4291C
(en)
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Procedure for Making Matches.
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DK3698C
(en)
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Method for the production of an easily digestible molasses feed.
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CH24868A
(en)
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Smoke-free plan grate firing
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DK4329C
(en)
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Element for Battery Boiler.
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CH25772A
(en)
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Electrolyser
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DK3895C
(en)
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Procedure for Manufacturing Lithotype Types.
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DK4405C
(en)
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Power regulator.
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DK4193C
(en)
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Mechanical Lighthouse.
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