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www.ChineseStandard.net Database: 189759 (26 Oct 2025)

TBN1-1985 English PDF

TBN1: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
TBN 1-1985EnglishRFQ ASK 3 days [Need to translate] (Long-distance telephone switching network railway automatic telephone number) TBN 1-1985
TBN 1-1978EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete TBN 1-1978

Standard similar to TBN1-1985

TB/T 2226   

Basic data

Standard ID TBn 1-1985 (TBn1-1985)
Description (Translated English) (Long-distance telephone switching network railway automatic telephone number)
Sector / Industry Railway & Train Industry Standard
Date of Issue 6/13/1985
Date of Implementation 10/1/1985

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