Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: Lamp caps (Endorsed by Asociación Española de Normalización in December of 2017.)
Edition 2017-12-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: Lamp caps (Endorsed by Asociación Española de Normalización in October of 2017.)
Edition 2017-10-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: Lamp caps (Endorsed by AENOR in August of 2016.)
Edition 2016-08-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: Lamp caps (Endorsed by AENOR in March of 2016.)
Edition 2016-03-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: lamp caps
Edition 2017-06-10

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: Lamp caps (Endorsed by Asociación Española de Normalización in May of 2018.)
Edition 2018-05-01

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: lamp caps
Edition 2018-03-23

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: Lamps Caps (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 1: lamps Caps
Edition 2018-10-26

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 1: Lamps Caps (Endorsed by Asociación Española de Normalización in June of 2019.)
Edition 2019-06-01