FR1192977A
(en)
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Flow control servo-valves
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DK91299C
(en)
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Sensor element for a hygrometer.
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CH375752A
(en)
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Magnetic device designed as a magnetic memory element
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FR1213757A
(en)
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Program brochure
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FI29786A
(en)
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A control method for a radiosonde in which the radiosonde operates at variable meter cycle numbers
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CH374492A
(en)
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Reset device for a dictation machine
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FR1175074A
(en)
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Control valve
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FR1232113A
(en)
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Flowmeters
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FR1206129A
(en)
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Advanced valve
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FR1216045A
(en)
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Flow meter
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FR1190161A
(en)
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Advanced valve
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FR1208989A
(en)
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Flow meter
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BE587410Q
(en)
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Improvements in scales.
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CH385043A
(en)
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Succession control
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DK111257B
(en)
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Servo valve.
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FR1193023A
(en)
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Heated pouches improvements
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FR1208159A
(en)
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Reversible electro-thermal generator
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FR1271012A
(en)
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Advanced flowmeter
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FR1153048A
(en)
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Improvement in cycle direction
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AT207654B
(en)
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Device for producing shotgun pellets
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DK106155C
(en)
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Method for producing a coating material.
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FR77408E
(en)
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Hydro-electric servo control
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FR74287E
(en)
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Hydro-electric servo control
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BE582769A
(en)
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Control device
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ES68619Y
(en)
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A perfected float
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