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DK5558C
(en)
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Control device for supplying air to heat emitters.
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DK6164C
(en)
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Air supply device for lighthouses.
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DK6040C
(en)
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Air supply device for Boiler boiler.
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DK6136C
(en)
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Apparatus for cooling air.
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DK5214C
(en)
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Device for ovens for heating air.
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CH29275A
(en)
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Heating device
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DK5235C
(en)
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Device for regulating the air supply at Bunsen burners.
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DK6055C
(en)
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Device for humidifying the air in incubators.
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CH28674A
(en)
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Control device
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DK5765C
(en)
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Burner for Lamps.
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CH29280A
(en)
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Heat exchange device for utilizing the heat from condensed water
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CH28294A
(en)
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Control apparatus
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DK5335C
(en)
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Device by air rings.
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DK6006C
(en)
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Device for Adjusting Arc Lamps.
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CH28610A
(en)
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Dirigible airship
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FR330679A
(en)
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Control device
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CH29666A
(en)
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Device for heating, respectively. Cooling of fabrics
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CH32258A
(en)
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Steam heating element with device for air circulation
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DK5712C
(en)
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Holder for Mursnore.
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DK5928C
(en)
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Spreading blade for Ajles spreaders with horizontal Spreading tube.
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DK4855C
(en)
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Traction regulator for Tile Stoves.
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DK4743C
(en)
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Control device for steam turbines.
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DK7026C
(en)
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Heater for Central heating system.
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FR332801A
(en)
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Self-regulating shaker
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FR338291A
(en)
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Capillary alcovinometer
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