12 SHEET METAL CONCRETE FORMS; STEEL STAIRWAYS; STEEL TOWERS FOR ELEVATED TANKS; PREFABRICATED BUILDINGS; STEEL DOORS; SMOKE STACKS
THE WORD "TANKS" IS DISCLAIMED EXCEPT AS USED IN CONJUNCTION WITH THE OTHER FEATURES OF THE TRADE-MARK WITHOUT WAIVING ANY COMMON LAW RIGHTS THAT THE APPLICANT MAY HAVE THEREIN.