§ 50-58  PRINCIPAL PERMITTED USES.
   The following are the principal uses permitted outright in a D-3 metropolitan commercial-service district.
   (a)   D-3 uses.  Any use permitted and as regulated in the D-3 district, except as hereinafter modified.
   (b)   D-4 uses.  Any principal use permitted outright and as regulated in the D-4 district, except as hereinafter modified.
   (c)   C-2 uses. Any use permitted and as regulated in the C-2 district, except as hereinafter modified.
   (d)   Automotive services. Automotive repair and services, collision service; automotive rental and sales.
   (e)   Manufacturing.  Any manufacturing use authorized as an principal use permitted outright and as regulated in the E district; provided, that such use shall not occupy any ground floor street frontage unless completely screened by a solid wall without openings or windows other than stationary windows and required fire exits. Subject to the height, area and yard requirements of the D-5 district.
   (f)   Printing. Engraving, printing, publishing or lithographing.
   (g)   Schools.  Trade or business schools, including shops, testing laboratories, studios, but not employing machinery which would not be permitted in the E district.
   (h)   Wholesale and warehouse.  Wholesale enterprises and warehouses of any kind, except those which would not be permitted in E district.
   (i)   Laboratories.  Experimental, film or testing laboratories; provided, that no operation shall be conducted or equipment used which would create hazardous, noxious or offensive conditions.
   (j)   Studios.  Motion picture, television and radio production studios, transmitters and related equipment.
(Ord. 2046, passed 4-11-1968)