Electromagnetic interference shields primarily made of metal; radio-frequency interference shields primarily made of metal; electromagnetic interference shields and radio-frequency interference shields, in the form of cages and cans, primarily made of metal; electromagnetic interference shields and radio-frequency interference shields, primarily made of metal, for use on printed circuit boards; metal cages and metal cans for use in attenuating transmission of electromagnetic interference and/or radio frequency interference

Custom manufacture of metal hardware; custom manufacture of hardware components primarily made of metal; custom manufacture of fabricated components primarily made of metal; custom manufacture of electromagnetic interference shields and radio-frequency interference shields; custom manufacture of electromagnetic interference shields and radio-frequency interference shields for use on printed circuit boards