Supplements IEC 191-1 representing Appendix H, rules to specify the dimensions and the positions of the terminals on a base drawing, providing two detailed examples.
IEC 60191-1C:1974 history
2018IEC 60191-1:2018 Mechanical standardization of semiconductor devices - Part 1: General rules for the preparation of outline drawings of discrete devices
2007IEC 60191-1:2007 Mechanical standardization of semiconductor devices - Part 1: General rules for the preparation of outline drawings of discrete devices
1966IEC 60191-1:1966 Mechanical standardization of semiconductor devices. Part 1 : Preparation of drawings of semiconductor devices
IEC 60191-1C:1974 Mechanical standardization of semiconductor devices. Part 1 : Preparation of drawings of semiconductor devices. was changed to IEC 60191-1:2007 Mechanical standardization of semiconductor devices - Part 1: General rules for the preparation of outline drawings of discrete devices.