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DD205433A1
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Process for preparing benzo (f) naphtho (1,2-b) (1,4) thiazepine
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DE2619978A1
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Manual electroplating appts. - in which metal substrate is pressed onto a cathode surrounded by a sponge moistened with electrolyte
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ES404629A1
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Method for excavating an underpass beneath an existing roadway
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DE606491C
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Brass welding wire
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DE604909C
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Process for rolling tubes on pilgrim step rolling mills
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DE603625C
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Process for heating stacked thin metal sheets with poor thermal conductivity
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DE563710C
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Induction furnace without iron core
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DE606987C
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Process and induction furnace for inductive heating of metals and alloys
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DE561803C
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Hydraulic extrusion press
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DE593143C
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Method for supplying an electricity consumer with electricity of great strength and high voltage
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DE542538C
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Electric induction furnace
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DE560397C
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Process for the production of bells, bells and similar sound devices
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DE575329C
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Use of copper-silicon-zinc alloys as bearing metal
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DE610172C
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Process for melting metals in an induction furnace without an iron core
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DE561492C
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Protective device for voltage-reducing transformers to be connected to the light line
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DE557330C
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Coil for induction furnaces with a cavity arranged offset to the outer circumference of the coil
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DE564795C
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Door lock
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DE542673C
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Device for calming the arc of electric arc furnaces
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DE482313C
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Method and device for performing melt electrolysis
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DE520006C
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Mercury immersion breaker without any liquid covering the surface of the mercury
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