Standard NBN EN ISO 6414:1995
Technical drawings for glassware (ISO 6414:1982)
01.100.20 Mechanical engineering drawings 81.040.30 Glass products
The rules and conventions established are intended for particular use with drawings for laboratory glassware or glassware in other technical fields. Optical parts are not included. The figures merely illustrate the text and should not be considered design examples. They are simplified and not to ecale.