No sign or other advertising structure shall:
(a) Obstruct free and clear vision within sight triangles at any street or vehicular drive intersection defined by a line drawn connecting points lying on each curb line thirty- five (35) feet from the point of intersection of the curb lines.
(b) Interfere with, obstruct the view of, or be similar in appearance to any authorized traffic sign, signal or device because of its position, shape, use of words, or color.
(c) If located within twenty-five (25) feet of a public right-of-way, make use of the words "STOP", "LOOK", "DRIVE-IN", "DANGER" or any other such word, phrase, symbol, character, or any shape, in a manner that causes it to resemble any traffic control device placed in public rights-of-way.