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DE810878C
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Device with tubes that generate light rays, for example a tele-receiver
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GB408602A
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Improvements in and connected with economisers, or feed water heaters and like apparatus
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GB392268A
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Improvements in and relating to the protection of electrical apparatus
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GB190609509A
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Improvements in connection with Electrically-operated Valves.
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GB190608785A
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Improvements in Dynamo Electric Generators.
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GB190608786A
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Improvements in Dynamo Electrical Machines
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GB190608526A
|
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Improvements in Dynamo Electrical Machines
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GB190606218A
|
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Improvements in Means for Starting Compensated Monophase Commutator Motors.
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GB190605153A
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Improved Means for Regulating Asynchronous Electric Motors.
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GB190525393A
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A Device for Limiting the Speed of Compensated Series Alternating Current Electro Motors.
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GB190525147A
|
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Improvements in connection with the Regulation of Alternating Current Electric Motors
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GB190523624A
|
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Improvements in Electric Circuit Breakers for Alternating Currents
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GB190521070A
|
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Improvements in connection with Polyphase Alternate Current Electric Commutator Machines.
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|
GB190507405A
|
|
Improvements in Contact Devices for Electric Switches.
|
|
GB190505977A
|
|
Improvements in Means for Regulating the Speed of Alternate Current Electric Machines Provided with Commutators
|
|
GB190505976A
|
|
Improved Means for Regulating Compensated Series Electric Motors and Generators
|
|
GB190504858A
|
|
Improvements in Compensating Poles for Dynamo Electric Machines.
|
|
GB190504540A
|
|
Improved Means for Alternatively Driving from a Reciprocating Engine and a Rotary Engine
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GB190422171A
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Improvements in connection with Electric Switch Boards to Protect Persons from Injury
|
|
GB190420788A
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Improvements in the Winding for Monophase or Polyphase, Alternating Current Electric Machines
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