Warp resistant-dimensionally stable jacket for magnetic recordin

Welding pattern for a cleaner liner in a magnetic disk cartridge

Wiper spring assembly for the fabric liner of a floppy disc

Wipers for pair of stabilized magnetic disks

Wiping device for magnetic tape cassettes

Write enable device

Write enabling device and method of use

Write protect device for a record disk assembly

Write protect mechanism with spring element for data storage dis

Write protection device

Write protection for memory diskettes

Write protection for memory diskettes

Write-protect clip

Write-protected data storage disk assembly

Write/protect tab assembly for a floppy disc jacket and method f

Write/protect tab assembly for a floppy disc jacket and method f

Writing protection structure of a disk cartridge