Police were called to West Green Road, N15 at 0935hrs on Sunday, 13 October following reports of a stabbing at a butchers.
Officers and London Ambulance Service attended and found two males aged 40 and 29 suffering from stab injuries, and a third male assaulted.
The two males stabbed were taken to hospital for treatment. Their conditions are not life-threatening.
No arrests have been made. Enquiries continue.
A crime scene remains in place.
Anyone with information concerning this incident is asked to call police on 101 quoting CAD 2551/13Oct or Crimestoppers anonymously via 0800 555 111.