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Normas UNE - AENOR
UNE 21321:1978

UNE 21321:1978

Símbolos literales para los dispositivos con semiconductores y microcircuitos integrados.

LETTER SYMBOLS FOR SEMICONDUCTOR DEVICES AND INTEGRATED MICROCIRCUITS.

Publication date:
1978-06-15 /In force
International equivalences:

IEC 148-A:1974 (Idéntico)

IEC 148:1969 (Idéntico)

Cancellations:

Cancel: UNE 21321:1974

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