| http://www.w3.org/ns/prov#value | - The batten surface layers each comprise a synthetic resin such as nylon, urethane and polyolefin resin, and powders and grains of materials mica, molybdenum and/or graphite mixed with the synthetic resin, so as to form rough surfaces with projections and recesses formed on the front surface of the batten surface layers by extruding the batten surface layers simultaneously with the edging member.
|
