Frames of metal to build load bearing constructions for temporary buildings in the nature of stage roofs to support sound and light equipment at concerts and trade fairs, comprised of lattice brace girders made of aluminum or steel and its connection materials, namely, connection bolts made of steel; and accessories therefor, namely, metal brackets made of aluminum or steel to lift or hang

Computer software, namely, an application that allows for access to a database of structural load data for truss in an integrated mobile phone, PDA, and web based environment