# ISO 407:1991/Cor 1:1999 — Withdrawn and superseded ISO standards For ISO 407:1991/Cor 1:1999, item title is Small medical gas cylinders — Pin-index yoke-type valve connections — Technical Corrigendum 1; status code is 9599; successor is ISO 407:2004; withdrawn / published date is 1999-11-11, recorded from its source on 2026-08-05. - **Identifier:** ISO 407:1991/Cor 1:1999 _(verified: appears in the quote below)_ - **Item title:** Small medical gas cylinders — Pin-index yoke-type valve connections — Technical Corrigendum 1 _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 407:2004 - **Withdrawn / published date:** 1999-11-11 _(verified: appears in the quote below)_ ## What the source says > 33057,IS,Cor,ISO 407:1991/Cor 1:1999,Small medical gas cylinders — Pin-index yoke-type valve connections — Technical Corrigendum 1,Petites bouteilles à gaz médicaux — Raccords de robinets du type à étrier avec ergots de sécurité — Rectificatif technique 1,1999-11-11,2,['11.040.10'],ISO/TC 58/SC 2,9599,,[40148],"['en','fr']",1, ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).