19. Service of the injunction, and of all proceedings anterior or relating thereto, shall be made personally upon the owner or other person or persons, parties thereto, if they can be found in the district. If they cannot be found therein, a copy of the injunction shall be handed to any reasonable person in charge of or occupying such house, and to the owner’s agent, if he has one. If no reasonable person can be found therein or if service cannot be made upon the agent, if there is one, then it shall be made in the manner indicated by the court.
R. S. 1964, c. 46, s. 19.