Symbol 0251 from ISO 7000 - Title/Meaning: Functional arrow; group select Function/description: To identify the control to select the set of characters allocated to a group of the keyboard.
Additional information: 
The symbol is used on keyboards with a special meaning. Used to identify a functional arrow, only in relation with another symbol. The meaning of this symbol depends upon its orientation.
Own work using: iso.org/obp/graphics/grs/9cecd971-ecd8-49c7-83a5-f5bc3d69f293 200.png
Vectorization:  Mrmw