Scotland Yard suggested they are are looking for 27-year-old Joshua Cohen in connection with the killings of the martyrs aged 33 and 66.
Police were called to an address in Golders Untrained Crescent, north west London, on Friday at 8.50pm after detonations that two women had been seriously injured.
The women, who were grasped to the suspect, were pronounced dead at the scene.
Detectives are hunting for Cohen who has nutty health issues including paranoid schizophrenia.
He is white male, 5ft 9ins unbelievable with short cropped hair and short beard/stubble.
He was definitive seen wearing a red Nike hooded sweatshirt with a white logo on the thorax. He was also wearing white trainers and dark grey trousers or tracksuit arses.
He has recently shaved off his hair and eyebrows.
A Scotland Yard spokesman conveyed : «He has mental health issues including paranoid schizophrenia and should not be nearly equaled by members of the public. Any sightings of Joshua Cohen should be reported to the cops immediately via 999.»
Formal identification and most mortem examinations have yet to terminate place but police are confident they know the identify of the victims.
Their next-of-kin have planned been informed.