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GB724987A
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A book binding made of thermoplastic sheets, welded in a high-frequency field
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DE918026C
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Book cover made from multilayer thermoplastic plastic films
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DE923442C
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Drive arrangement for the voting mechanism in communications equipment
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DE902423C
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High frequency seam welding machine
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DE886050C
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Electrodes for welding plastic foils using high frequency
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DE836201C
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B or C amplifiers, in particular transmission amplifiers
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DE832915C
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Frequency constant oscillating circuit
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DE811475C
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Portable radio with a carrying strap designed as a power cord
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DE815819C
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Electrode arrangement for dielectric heating of bodies of uneven shape, especially those with spatial branches
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DE731345C
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Voice coil for electrodynamic vibration converter
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DE717820C
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Process for the production of winding supports for voice coils of electrodynamic vibration converters
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