JIS C 0456:2005 Information technology -- Coded graphic character set for use in the preparation of documents used in electrotechnology and for information interchange
This International Standard specifies a set of coded graphic characters for use in drawings and diagrams and in the design of graphical symbols in electrotechnical documentation.
JIS C 0456:2005 history
2014JIS X 0221:2014 Information technology -- Universal Coded Character Set (UCS)
2005JIS C 0456:2005 Information technology -- Coded graphic character set for use in the preparation of documents used in electrotechnology and for information interchange