| http://www.w3.org/ns/prov#value | - In U.S. Pat. No. 3,967,959 to Goffe et al, issued Jul. 6, 1976--a migration imaging system is disclosed in which a migration imaging member comprises a substrate, a softenable layer migration marking material, and an overlayer comprising various materials such as polystyrene, silicone resins, acrylic or cellulosic resins and many other materials, listed for example, in the paragraph bridging colum
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