AT&T Spirit Communications System User Manual page 3

American telephone & telegraph user manual telephone communications system
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NOTICE: While reasonable efforts were made to ensure that the information
in this document was complete and accurate at the time of printing, AT&T
assumes no responsibility for any errors. Changes or corrections to the
information contained in this document may be incorporated into future
re-issues.
SPIRIT is a registered trademark of AT&T
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This manual is also suitable for:

Spirit 2448Spirit 308/616

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