| http://www.w3.org/ns/prov#value | - The present invention relates to a method of making a plurality of optical record disc substrates, and an apparatus therefore, wherein optical record disc substrates such as optical record discs and magnet-optic discs are formed, in particular a method of making a plurality of optical record disc substrates and an apparatus therefore, wherein at least two disc-shaped cavities are arranged in a mol
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