Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 2: Lampholders (Endorsed by Asociación Española de Normalización in December of 2018.)
Edition 2018-12-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: Gauges (Endorsed by Asociación Española de Normalización in December of 2018.)
Edition 2018-12-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 2: lampholders
Edition 2018-10-26

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 2: Lampholders (Endorsed by Asociación Española de Normalización in July of 2020.)
Edition 2020-07-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: Gauges (Endorsed by Asociación Española de Normalización in July of 2020.)
Edition 2020-07-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: Gauges (Endorsed by Asociación Española de Normalización in October of 2019.)
Edition 2019-10-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: gauges
Edition 2019-08-23

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 2: Lampholders (Endorsed by Asociación Española de Normalización in August of 2020.)
Edition 2020-08-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: Gauges (Endorsed by Asociación Española de Normalización in August of 2020.)
Edition 2020-08-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 3: gauges
Edition 2020-05-22