Face masks providing protection for the prevention of accident or injury by filtering airborne particulates and airborne biological contaminants

Hydraulically operated metal coke drum unheading valves

Computer software for secure electronic communication featuring authentication and encryption, user adjustable security levels, public keys, firewall facilitation and peer-to-peer vertical private networks; computer hardware for secure electronic communication, namely, facilitating speed and functionality of content exchange

Computer software for secure electronic communication featuring authentication and encryption, user adjustable security levels, public keys, firewall facilitation and peer-to-peer vertical private networks; computer hardware for secure electronic communication, namely, facilitating speed and functionality of content exchange

electric lighting fixtures