Cable ducting system
Carpet installation for frangible aircraft floors
Casing trim
Ceiling panel security clip device
Cellular floor, wall or the like structure
Cellular resin block and structural unit for an exterior structu
Channel means for use in conjunction with building footing
Clip for holding and spacing siding panels
Collapsible post structure
Composite insulation panel
Composite metal/concrete floor and method
Composite preset block for underfloor wire distribution systems
Concealed ceiling system with accessible ceiling panels
Concrete building block system
Concrete filled steel tube column and method of constructing sam
Concrete floor insert
Concrete masonry block and stud wall construction systems
Concrete screed rails
Concrete vessel having wall apertures lined with tubular inserts
Construction apparatus and method