Generalities
Official British Standard
ISO 9175-1:1988
Tubular tips for hand-held technical pens using India ink on tracing paper - Definitions, dimensions, designation and marking
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Technical Information
Generalities
BSI Group
Specification Details
- Tubular tips for hand-held technical pens using India ink on tracing paper - Definitions, dimensions, designation and marking
Official BSI Standard
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Industry Recognised