U.S. federal trademark · Serial No. 71456575 · Reg. No. 0400971
HOLLOW SHEET METAL AND WOOD BUILDING BLOCKS, PORTABLE SECTIONAL BUILDINGS, AND PARTS FOR PORTABLE SECTIONAL BUILDINGS-NAMELY, FLOOR SECTIONS, WALL SECTIONS, CEILING SECTIONS, ROOF SECTIONS, INTERLOCKING DEVICES FOR SAID SECTIONS AND STRUCTURAL ELEMENTS, SPECIALLY FORMED TO COMPLEMENT THE INTERLOCKING DEVICES AND SAID SECTIONS
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