Philips Voice Extension 68XT User Manual page 15

Rights of the Telephone Company
If this equipment causes harm to the telephone network, your telephone
company will notify you in advance that temporary discontinuance of
service may be required. But if advance notice isn't practical, the telephone
company will notify you as soon as possible. Also, you will be advised
of your right to file a complaint with the Government of Canada if you
believe it is necessary.
The telephone company may make changes in its facilities, equipment,
operations or procedures that could affect the operation of the
equipment. If this happens, the telephone company will provide advance
notice in order for you to make necessary modifications to maintain
uninterrupted service.
One or more of the following Canadian Patents may apply
to this product: 1,274,930; 1,256,613.
Voice Extension 68XT User's Manual 15