IS 1551-1976

标准号：IS 1551-1976
发布日期：1976/4/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard prescribes the requirements and the methods of sampling and test for carbon papers, black, blue, green, purple and red, for use with typewriter.1.1.1 This standard does not cover back-coated carbon paper which will be covered under a separate Indian Standard.