78752163
Nov 11, 2005
Jan 23, 2007
(Based on Use in Commerce) (Based on 44(e)) trimmable wood joists, wooden open joists and wooden joist blocks used in residential, commercial, industrial and institutional construction
Nonmetallic Building Materials(Based on 44(e)) installation of trimmable wood joists, wooden open joists and wooden joist blocks used in residential, commercial, industrial and institutional construction
Building Construction and Repair