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Electroacoustic anti-noise devices for telefone communication systems. Terms and definitions
STANDARD published on 1.7.1977
Designation standards: GOST 21704-76
Publication date standards: 1.7.1977
SKU: NS-385630
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Telecommunications. Audio and video engineering (Vocabularies)Telephone equipment
Implemented changes and corrections:
Amd. 8.82
1.1.1995
1.7.1975
1.1.1988
1.7.1976
1.7.1976
1.7.1977
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Latest update: 2024-12-28 (Number of items: 2 217 261)
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