For the purposes of this chapter, "motion picture plant" is hereby defined as a place where motion pictures are regularly made or where succession of photographs upon motion picture film are regularly taken, whether or not such film is there developed, printed, or reproduced, or a place equipped for making or taking such motion pictures or photographs, or which is equipped with the appliances and machinery necessary and proper for the development, printing, or manufacture of motion picture film. (1962 Code § 10-705)