OPSYS
chemicals for use in the manufacture of electrical visual display devices; chemicals, namely luminescent and charge-transporting compounds, for use in the electronic displays industry; phosphors, lanthanide compounds and light-emitting chemicals for use in the electronic displays industry; light-emitting dendrimers for use in the electronic displays industry; and light-emitting polymers for use in the electronic displays industry
Abandoned · November 21, 2001 · 76341067 ·