| http://www.w3.org/ns/prov#value | - As previously proposed in a U.S. Pat. No. 4,419,710 of which the assignee is the same as the assignee of the present application, as shown in FIG. 8, cutouts or non-cutout parts 71 and 72 for enabling the reproducing apparatus to discriminate information such as the playing side and recorded information content of the video disc 63, are formed at the front end of the lid 62 of the case in addition
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