Application Number: 00102880
Application Date: 2000.02.05
Publication Number: 1264126
Publication Date: 2000.08.23
Priority Information: 1999/2/5 JP 028067/99
International: G11B23/087;G11B15/05
Applicant(s) Name: Sony Corp.
Address:
Inventor(s) Name: Sasaki Ichio;Senyo Kiri
Patent Agency Code: 11105
Patent Agent: wang jinggang
Abstract In a tape cassette, an erroneous erasing preventive or write protect device includes a plurality of discriminating detectable portions provided in a cassette body or casing and a discriminating plug for opening and closing at least one of the discriminating detectable portions. The discriminating detectable portions are formed collectively in a single indented part with no separating walls.