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Mechanical structures for electronic equipment. Tests for IEC 60917 and IEC 60297. Part 1. Climatic, mechanical tests and safety aspects for cabinets, racks, subracks and chassis
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Punched tape for computing technique, data transmitting equipment and teletypes. Shape, dimensions and position of holes
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Power semiconductor devices. General technical requirements
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Printed boards and printed board assemblies. Design and use. Part 5-6. Attachment (land/joint) considerations. Chip carriers with J-leads on four sides
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Magnetic heads for tape recorders. General specifications
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