16 Printed teaching material in the field of technology; printed teaching material in the field of pressing, crimping, clinching, cutting and wire stripping technology; printed teaching material in the field of operation, use, servicing and repair of tools, machines and machine tools for fastening and joining, for joining cables, pipes, sheets and plates, for joining workpieces of metal and plastic, for joining workpieces by pressing, crimping and clinching, for crimping plug connectors on cable ends, for wire stripping and for removing cable insulation from electric cables; printed educational publications, namely, books, hand-outs, workbooks, journals, worksheets and flash cards in the field of technology; printed educational publications, namely, books, hand-outs, workbooks, journals, worksheets and flash cards in the field of pressing, crimping, clinching, cutting and wire stripping technology; printed educational publications, namely, books, hand-outs, workbooks, journals, worksheets and flash cards in the field of operation, use, servicing and repair of tools, machines and machine tools for fastening and joining, for joining cables, pipes, sheets and plates, for joining workpieces of metal and plastic, for joining workpieces by pressing, crimping and clinching, for crimping plug connectors on cable ends, for wire stripping and for removing cable insulation from electric cables