Policy on Intellectual
Property Right (IPR)
RECOMMENDATION ITU-R M.1677-1
International Morse code
Scope
Annex 1 Operational provisions applying to Morse working
1 Morse code
signals
2 Spacing and
length of the signals
3 Transmission of
signs for which there is no corresponding signal in the Morse code
3.2
Multiplication sign
3.3
Percentage or per thousand sign
3.4
Inverted commas (quotation marks)
3.5
Minute and second signs
4 Transmission of
groups of figures and letters, of ordinal numbers or of fractions