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Clerespan Trademarks
CLERESPAN
intermediate flooring modules consisting of columns, beams, handrails, stairways and flooring made of metal
Cancelled
·
July 18, 1991
·
74186020
·
CLERESPAN
STEEL JOISTS AND STEEL TRUSSES FOR BUILDING CONSTRUCTION
Expired
·
September 8, 1947
·
71506070
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