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DK6300C
(en)
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Apparatus for disconnecting an electric current after a predetermined period of time.
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DK7169C
(en)
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Apparatus for automatically disconnecting an electric current.
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DK21394C
(en)
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Apparatus for automatically disconnecting an electric current at any time.
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DK7411C
(en)
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Adjustable electrical switch that disconnects an electrical current after a certain period of time.
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DK7948C
(en)
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Apparatus for rolling barrels of barrel-like objects.
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DK6691C
(en)
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Apparatus for automatic lighting of matches at predetermined times.
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DK21448C
(en)
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Apparatus for generating high frequency currents.
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DK12995C
(en)
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Apparatus for Starting and Stopping Electric Motors.
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DK10024C
(en)
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Apparatus for generating Morse code.
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ES34020A2
(en)
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An apparatus called an electric current limiter.
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DK23352C
(en)
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Apparatus for Transforming Electric Currents.
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DK8321C
(en)
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Apparatus for Machine Welding of Pipes.
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DK6846C
(en)
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Apparatus for Threading Synaale.
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DK31748C
(en)
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Method and Apparatus for Generating Alternating Currents.
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DK12472C
(en)
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Apparatus for Purification of Kraftgas.
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DK12677C
(en)
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Apparatus for Generating Electrical Energy.
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DK18907C
(en)
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Apparatus for forced parallel control of pivot bodies on centrifugal regulators.
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DK3465C
(en)
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Apparatus for the Prevention of Boiler Stone by an Electric Current conducted through the Boiler.
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DK3738C
(en)
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Device for Setting the Duration of Phone Calls.
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DK9508C
(en)
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Apparatus for Inserting Matches into Dipping Plates.
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DK29947C
(en)
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Method and Apparatus for amplifying electrical current, voltage or energy changes.
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ES34053A1
(en)
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A new device called current limiting of electricity.
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DK11158C
(en)
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Method and Apparatus for Generating High Voltage Arcs.
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DK15032C
(en)
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Apparatus for Forming Bottlenecks.
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DK21509C
(en)
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Apparatus for generating rapid electrical oscillations.
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