Symbol 5503 from IEC 60417 - Title/Meaning: General cancel Function/description: To identify the control to cancel any of the services previously activated.
Additional information: 
See ITU-T Recommendation E.121
Published in: Supplement J, 1990
Own work using: iso.org/obp/graphics/grs/b769435e-ddd3-43da-afdc-0d52ea9fc9eb 200.png
Vectorization:  Mrmw