NF EN ISO 128-21 : 2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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
11-11-2021
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Calculation of line elements
Annex A (informative) Bibliography
Annex ZA (normative) Normative references to international
publications with their relevant European
publications
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