Method of cutting information into recording carrier
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Method and device for cutting information into a record carrier
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Process for producing an information carrier in sheet form
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DEVICE FOR SUCTIONING A CUTTING CHIP
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METHOD FOR PRODUCING A CUTTING CARRIER
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Recording carrier
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METHOD FOR GALVANIC DEPOSIT OF COPPER ON A SUBSTRATE
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DEVICE AND METHOD FOR CUTTING INFORMATION IN A METAL CUTTING CARRIER
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Disc-shaped record carrier and process for its production
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Sleeve for gramophone record - has locating ring for raised section to ensure secure retention of record
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DISK-SHAPED RECORDING CARRIER FOR ELECTRICAL SIGNALS AND METHOD FOR PRODUCING THIS CARRIER
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METHOD OF MANUFACTURING AN INFORMATION CARRIER PLATE
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Sound or video record disc - has spiral recording track forming ring-shaped recessed recording face protected from finger contact
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DISC-SHAPED INFORMATION CARRIER WITH HIGH DENSITY
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PROCESS FOR MECHANICAL CUTTING A GROOVE MODULATION IN A SIGNAL RECORDING MEDIUM WITH A METALLIC SURFACE
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Optical or aural signal data carrier - has base made of stainless steel coated galvanically with copper layer and provided with registering annuli
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Pressing gramophone records without pits - by moulding inside V=ring which limits flow and takes applied pressure during cooling
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Moulding gramophone record discs with application of temp. gradients - to minimise frozen-in stresses, molecular orientation and incomplete relaxation
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Automatic gramophone record pressing machine label drying system - subjects topmost in stack to infrared radiation immediately before extraction
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Accelerated recording tape copying of parent runs - is for making magnetic tapes for cassette recorders and has rubber contact rollers to control subsidiary tape
