The following is a list of products, some notable, some less so, from the International Business Machines (IBM) Corporation and its predecessor corporations, beginning in the 1890s, and spanning punched card equipment, time clocks, typewriters, computers, and more. This list is organized by classifications of both machines and applications, rather than by product name. Thus some (few) entries will be duplicated. The 1420, for example, is listed both as a member of the 1401 family and as a machine for Bank and finance. * IBM 001: Mechanical Key Punch