7.5 Numbers, letters and reference signs
7.5.3 Height of the numbers and letters in the drawings
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A revised version of this publication entered into force. |
The height of the numbers and letters must not be less than 0.32 cm. For the lettering of drawings, the Latin or, where customary, the Greek alphabet must be used.
R. 11.13(h)
PCT AG I 5.153