Symbol 0703 from ISO 7000 - Title/Meaning: Staple 
Function/description: To indicate the machine operation which staples material together (for example, on an office document copying machine).
Own work using: iso.org/obp/graphics/grs/6cdd5671-af4e-4663-bd3c-df67df9b309b 200.png
Vectorization:  Mrmw