Built-in metal or plastic box

Built-in rack apparatus

Built-in sink

Built-in sink unit

Built-in wall water service box

Built-up i-beam with laminated flange

Built-up poles and the like

Built-up rail post, by which the steps of spiral stairs are...

Built-up roof structure and method of preparing roof structure

Built-up roof(bur) or modified roof assembly system

Built-up roofing using sulfur asphalt

Built-up support member

Bulb piles

Bulged single-hinged scored rupture disc having a...

Bulk eaze

Bulk loader for conveying articles

Bulk material load vehicle access system

Bulk storage building structure

Bulk storage containers

Bulk storage silo