Scientific apparatus for testing strength or stiffness or hardness of surfaces, including soils, artificial playing surfaces and natural playing surfaces

Electronic novelty items, namely, magnets and decorative magnets, containing a chip that emits light and/or sound when activated; mouse pads containing a chip that emits light and/or sound when activated; electric and luminous door signs containing a chip that emits light and/or sound when activated

magnets and decorative magnets, computer peripherals, namely, mouse pads, and electric and luminous door signs, all containing a chip that emits light and/or sound when activated

magnets and decorative magnets, computer peripherals, namely, mouse pads, and electric and luminous door signs, all containing a chip that emits light and/or sound when activated