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CS785988A2
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Connection of vessels' inertia engines with propeller's engine
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CS1026487A1
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Circuits for continuous change-over of resistors and accelerator with tramways
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CS22986A1
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Diode blocking for tramway points
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CS823385A1
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Connection for regulation of accelerator during non-braked run of tramway inertia
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CS798185A1
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Connection for serio-parallel overswitching of traction motor of tramways
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CS322884A1
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Connection of tramways with resistance control
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CS604283A1
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Device for thyristor positioning of rail points
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CS233593B1
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Testing device for line contactor
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CS221051B1
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D.c.electronic electricity meter
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CS210110B1
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Tramway autoblock
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CS185942B1
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Connection for shunting the traction engines
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CS195409B1
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Trolley bleeder bar
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CS217604B1
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Electrobus with electrohybrid drive
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CS201106B1
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Connection of the d.c current feedbacks from the electric traction rails
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CS178966B1
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Device for magnetic adhesion producing by city transport rail-vehicle
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