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Thyristors. General requirements for methods of measuring parameters
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Fixed capacitors for use in electronic equipment. Part 1. General specification
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Photographic gelatine. Method of determination of viscosity and viscosity decrease
Document status: Active
Protection circuits from dangerous voltages and currents arising at lines of wire broadcasting. General requirements and rules
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Adjusting fixturing hexahedral supports with headed end and hole. Design and dimensions
Document status: Active
Irradiated aerophotographic films. Method of chemical photographic processing
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