NEN NPR CEN/TS 14773 : 2004
Current
The latest, up-to-date edition.
POSTAL SERVICES - QUALITY OF SERVICE - MEASUREMENT OF LOSS AND SUBSTANTIAL DELAY IN PRIORITY AND FIRST CLASS SINGLE PIECE MAIL USING A SURVEY OF TEST LETTERS
12-01-2013
Describes methods for measuring the level of loss and substantial delay, using a survey of test letters, of domestic and cross-border priority and first class single piece letter mail, collected, processed and distributed by postal service operators.
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