U.3 : Arrangements in switching equipment to minimize the effects of false calling signals

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U.3 : Arrangements in switching equipment to minimize the effects of false calling signals

Recommendation U.3 (11/88)

Approved in 1988-11-25

Status : In force

Access : Freely available items

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Format

Size

Posted

Article Number

English

PDF (acrobat)

47953 bytes

1990-04-19

E 15362

Español

PDF (acrobat)

54268 bytes

1990-04-19

S 15362

Français

PDF (acrobat)

54357 bytes

1990-04-19

F 15362

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TIES users

Available languages and formats :

Click on the selected format
and language to get the document

Format

Size

Posted

Article Number

TIES users

English

Word

32093 bytes

1990-04-19

E 15362

Español

Word

43317 bytes

1990-04-19

S 15362

Français

Word

41701 bytes

1990-04-19

F 15362