Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: Gauges (IEC 34B/1896/FDIS:2017); German version EN 60061-3:1993/FprA53:2017
Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: Gauges (IEC 60061-3:1969 + supplements A:1970 to U:1997 + A20:1998 to A53:2017 + A54:2017, modified); German version EN 60061-3:1993 + A1:1995 to A7:1997 + A20:1998 to A53:2017 + A54:2018— 1045 стр.
