No junk yard license shall be granted to a person who operates or maintains a junk yard within fifty feet of a public street or highway nor unless the view thereof from such street or highway shall be obscured by a fence as defined in the article; provided, that any person who was maintaining or operating a junk yard within the City prior to May 4, 1961, shall be granted a license if the view of his junk yard is obscured from any street or highway by a fence on his property line.
(1970 Code Sec. 17-6)