IBM invented a machine.
An automated teller machine , also known as an automatic teller machine ( ATM , American , British , Australian , Malaysian , South African , Singaporean , Indian , Maldivian , Hiberno , Philippine and Sri Lankan English ) , automated banking machine ( ABM , Canadian English ) , cash point ( British English ) , cashline , minibank , cash machine , cash dispenser , bankomat or bancomat is an electronic telecommunications device that enables the customers of a financial institution to perform financial transactions , particularly cash withdrawal , without the need for a human cashier , clerk or bank teller . IBM . Inventions by IBM include the automated teller machine ( ATM ) , the PC , the floppy disk , the hard disk drive , the magnetic stripe card , the relational database , the SQL programming language , the UPC barcode , and dynamic random-access memory ( DRAM ) .