ONORM E 1009-1987
Graphical symbols for diagrams; symbols for telecommunication; switching and peripheral equipment

Standard No.

ONORM E 1009-1987

Release Date

1987

Published By

AT-ON

Latest

ONORM E 1009-1987

ONORM E 1009-1987 history

• 1987 ONORM E 1009-1987 Graphical symbols for diagrams; symbols for telecommunication; switching and peripheral equipment