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Apparatus telegraph, printing start-stop, 5-element code. Methods of electric parameters measuring
STANDARD published on 1.1.1982
Designation standards: GOST 21137-81
Publication date standards: 1.1.1982
SKU: NS-385235
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 8.86
1.7.2000
WITHDRAWN
1.7.2001
1.1.1976
1.1.1987
1.7.1968
1.1.1980
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Latest update: 2025-04-25 (Number of items: 2 197 372)
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