Police are investigating following an assault in Fitzroy on Thursday night, 18 November.
Investigators have been told a 25-year-old woman was approached by an unknown man about 11pm.
They had a verbal altercation before the woman threw the spray can towards the man as she attempted to flee.
The man can be seen to chase the woman and throw the spray can which struck her in the back of the head.
The man left the scene as staff from a nearby venue rendered assistance to the woman before she attended hospital for treatment to minor injuries.
Police have released images of a man they believe may be able to assist with their enquiries.
The investigation into the incident is ongoing and anyone who has information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report at www.crimestoppersvic.com.au
