73095980
Aug 9, 1976
Feb 28, 1978
SOLID STATE MEMORY SYSTEMS-NAMELY, RANDOM ACCESS MEMORY, READ-ONLY MEMORY AND PROGRAMABLE READ ONLY MEMORY ELECTRONIC AND ELECTRICAL ALARMS FOR COMPUTER PRODUCTS, MAGNETIC DISKS FOR COMPUTER MEMORY SYSTEMS, MAGNETIC DISK CARTRIDGES FOR COMPUTER MEMORY AND PROGRAMABLE READ ONLY MEMORIES, A MAGNETIC DISK CARTRIDGE GUARD AND SEALED ASSEMBLY COMPRISING MAGNETIC DISKS, BASE GUARDS, MAGNETIC DISC CARTRIDGES, AND RELATED PARTS USED IN COMPUTER MEMORY SYSTEMS
Electrical and Scientific Apparatus