(A)   All permitted GB1 uses are listed in the official Schedule of Uses in § 156.170 of this chapter.
   (B)   The following restrictions shall be applicable to all permitted uses within the GB1 District:
      (1)   All uses and operations (except off-street loading, off-street parking and drive-in customer service windows) shall be conducted within completely enclosed buildings;
      (2)   No merchandise shall be produced, stored or handled on the premises for purposes of delivery or for sale at retail, wholesale or discount to the public or other businesses unless minor and incidental to the primary office function; and
      (3)   No show windows or other exterior display, displaying, promotion or advertising products, merchandise or services retailed, offered, promoted or advertised by the use occupying the premises shall be permitted.
(2004 Code, § 6-401)