SIS SS IEC 617-9:1987
Graphical symbols for diagrams - Telecommunications: Switching and peripheral equipment

Standard No.

SIS SS IEC 617-9:1987

Release Date

1987

Published By

SE-SIS

Latest

SIS SS IEC 617-9:1987

SIS SS IEC 617-9:1987 history

• 1987 SIS SS IEC 617-9:1987 Graphical symbols for diagrams - Telecommunications: Switching and peripheral equipment