Postal services. Automatic identificaton of items. Two dimensional code symbol print quality specification or machine readable Digital Postage Marks Ingestion-build-58863 It also covers abnormal conditions

It also covers abnormal conditions which can occur during transformer operation

independent gas-fired space heaters

testing of completed installation

This document specifies a test method for determining the long-term compression strength for a specified period on boxes made of thermoplastics materials for non-pressure underground conveyance and storage of non-potable water

Postal services. Automatic identificaton of items. Two dimensional code symbol print quality specification or machine readable Digital Postage Marks Ingestion-build-58863 It also covers abnormal conditions1 Scope This document: specifies a methodology for the measurement of defined print quality attributes of Digital Postage Marks in the form of two dimensional bar code symbols on mail pieces, defines methods for grading the results of these measurements and deriving an overall symbol quality grade as a guide to estimating the readability of the Digital Postage Marks, provides guidelines for printing and gives information on possible causes of