educational apparatus; educational apparatus for electricity and electronics; teaching apparatus; teaching apparatus for electricity and electronics; teaching apparatus for measuring instruments; electricity measuring instruments; teaching instruments, teaching instruments for electricity and electronics; teaching apparatus, namely, a base unit for holding a circuit board; teaching apparatus comprising a DC voltage source; teaching apparatus comprising a multimeter; teaching apparatus comprising a function generator; teaching apparatus comprising a clock generator; teaching apparatus comprising an oscilloscope; teaching apparatus comprising an internet server; teaching apparatus, namely, circuit boards; electrical power cords; test probes (electrical); electric cables and wires; electric power supply units; USB cables; network cables; electronic publications; downloadable electronic publications; educational electronic publications; downloadable educational course materials; educational media content for electricity and electronics; educational software for electricity and electronics; educational mobile apps for electricity and electronics; software for simulating measuring instruments; mobile apps for simulating measuring instruments
Electrical and Scientific Apparatusprinted matter; educational equipment; teaching materials; workbooks; laboratory manuals
Paper Goods and Printed Matter