computer software for use in the design and manufacture of semiconductors and integrated circuits

Safety devices, namely, ribbon-like devices buried near pipelines or other buried infrastructure which are capable of being pulled from the ground by an excavator so as to be seen for the purpose of warning of imminent danger

Safety devices, namely, ribbon-like mechanical devices buried near pipelines which are capable of detecting disturbances during excavation and triggering the release of visible gas for the purpose of signaling imminent danger