The magnetic tape cassette has a base with an opening for forming a transparent window and a transparent resin-made window member to be installed in the opening. The window member is provided with an engaging unit which is to be fitted into the base at an angle and the base is provided with an engaging portion that is formed at an angle in correspondence to the engaging unit and the window member is installed in the opening by being fitted in at an angle.

 
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< Magnetic media having a non timing based servo track written with a patterned magnetic recording head and process for making the same

> Media drive having a head positioning assembly utilizing a rotatable and slidable nut engaging a threaded screw
~ 00462