US Patent 7035087 Electronic apparatus with a housing for seeing inside

An electronic apparatus includes a housing comprising a plurality of holes on a first side wall, a transparent dust-proof member installed on a side of the first side wall having the plurality of holes, a motherboard may be installed on a second side wall inside the housing having a processor installed on the motherboard inside the housing for processing programs and data and a memory for storing programs and data. The transparent member allows visual inspection of the interior of the housing. The plurality of holes provides electromagnetic shielding.