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Position: Chinese Standard in English/TB/T 1689-1993 |
TB/T 1689-1993 Railway Telephone Switching Network - Inband Pure Tone Pulse Line Singaling (English Version) | |||
Standard No.: | TB/T 1689-1993 | Status: | valid remind me the status change |
Language: | English | File Format: | |
Word Count: | 3000 words | Price(USD): | 90.00 remind me the price change |
Implemented on: | 1993-10-1 | Delivery: | via email in 1~3 business day |
Standard No.: | TB/T 1689-1993 |
English Name: | Railway Telephone Switching Network - Inband Pure Tone Pulse Line Singaling |
Chinese Name: | 铁路电话交换网 带内单频脉冲线路信号方式 |
Chinese Classification: | S71 Railway communication network |
Professional Classification: | TB Professional Standard - Railway Transport |
Issued by: | Ministry of Railways |
Issued on: | 1993-4-22 |
Implemented on: | 1993-10-1 |
Status: | valid |
Superseding: | TB 1689-1985 |
Language: | English |
File Format: | |
Word Count: | 3000 words |
Price(USD): | 90.00 |
Delivery: | via email in 1~3 business day |
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Keywords: | ||
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