BS 89-4:1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for frequency meters.

NORMA vydána dne 31.8.1990

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The information about the standard:

Designation standards: BS 89-4:1990
Note: NEPLATNÁ
Publication date standards: 31.8.1990
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategorie: Technické normy BS