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| Author | AENOR |
|---|---|
| Editor | AENOR |
| Document type | Standard |
| Format | File |
| ICS | 31.240 : Mechanical structures for electronic equipment |
| Number of pages | 14 |
| Replace | UNE 20634:1980,UNE 20634/1C:1981 |
| Cross references | HD 391S3:1988 Identical |
| Year | 1990 |
| Document history | UNE 20634:1980,UNE 20634/1C:1981 |
| Country | Spain |