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| E.117�:�Terminal devices used in connection with the public telephone service (other than telephones)
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| In force components |
Number
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Title |
Status |
E.117 (06/94)
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Terminal devices used in connection with the public telephone service (other than telephones)
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In force
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| Superseded and Withdrawn components |
Number
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Title |
Status |
E.117 (11/88)
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Provisions concerning the device substituting a subscriber in his absence
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Superseded
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