Magnetic tape cassette having improved guard panel structure

Magnetic tape cassette having improved guide pole structure

Magnetic tape cassette having improved magnetic tape substrate a

Magnetic tape cassette having improved positioning

Magnetic tape cassette having improved reel locking means

Magnetic tape cassette having improved slider lock

Magnetic tape cassette having integrated optical elements

Magnetic tape cassette having outer appearance modified by surfa

Magnetic tape cassette having positioning holes with wear-resist

Magnetic tape cassette having protrusions of low friction resin

Magnetic tape cassette having reduced friction against tape...

Magnetic tape cassette having reel brake structure providing imp

Magnetic tape cassette having reel locks controlled by an optica

Magnetic tape cassette having ribs in reel areas

Magnetic tape cassette having tape edge regulating members

Magnetic tape cassette having two layered portions

Magnetic tape cassette hub with flush tape clamp

Magnetic tape cassette including a locking mechanism

Magnetic tape cassette incorporating prevention of unwanted rota

Magnetic tape cassette isolator