An APARTMENT HOTEL is a BUILDING or part of a BUILDING in which:

(a) the DWELLING UNITS or ROOMING UNITS are used primarily for permanent occupancy;
(b) one or more common entrances serve all such units; and
(c) one or more of the following services are provided: housekeeping, telephone, desk, or bellhop service, or the furnishing or laundering of linens.

Restaurants, cocktail lounges, or indoor swimming pools are permitted ACCESSORY USES, Provided that in RESIDENCE DISTRICTS, such facilities shall be accessible only through the
lobby and there shall be no SIGNS except as permitted by the applicable district regulations. Public banquet halls, ballrooms, or meeting rooms are not permitted ACCESSORY USES.