In interpreting and applying the provisions of this ordinance, the provisions shall be considered as the minimum requirements for the promotion of the public safety, health, morals and general welfare. It is not intended by this ordinance to interfere with or abrogate or annul any easements, covenants or other agreements between parties; provided, however, that where this ordinance imposes a greater restriction upon the use of property or premises or upon the height of buildings, or requires greater space than is imposed or required by other resolutions, rules or regulations, or by easements, covenants or agreements, the provisions of this ordinance shall govern.