I.S. EN ISO 128-21:2002
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
TECHNICAL DRAWINGS - GENERAL PRINCIPLES OF PRESENTATION - PART 21: PREPARATION OF LINES BY CAD SYSTEMS
Hardcopy , PDF
02-28-2021
English
01-18-2002
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Calculation of line elements
Annex A (informative) Bibliography
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