|
2020
|
P/S
|
Steel pipe; steel highway safety accessories, namely, steel guardrails and steel sign posts; stee... |
|
2018
|
Invention
|
Bell and spigot connection and composite gasket seat spigot ring for mainline pipes.
A bell and ... |
|
|
Invention
|
Bell and spigot connection and composite gasket seat spigot ring for mainline pipes. A... |
|
|
P/S
|
Steel Reinforced Polyethylene (SRPE) pipes, namely, water pipes; drain pipes; Steel Reinforced Po... |
|
2017
|
P/S
|
Non-metallic lateral service connectors used in association with steel reinforced polyethylene pipe |
|
|
P/S
|
Steel drainage pipe and fittings therefor
Downloadable mobile application for providing informati... |
|
|
P/S
|
Steel reinforced polyethylene pipe for use in buried gravity pipe fluid conveyance and storage sy... |
|
2014
|
Invention
|
Protective device for a culvert pipe. A protective device for a culvert pipe has a generally coni... |
|
2010
|
P/S
|
Concrete, high density polyethylene, steel and geosynthetic products for use in infrastructure, m... |
|
2003
|
P/S
|
Steel construction products for use in construction infrastructure, mining, forestry, hydroelectr... |
|
|
P/S
|
Steel construction products for use in infrastructure, mining, forestry, hydroelectric, industria... |
|
2001
|
Invention
|
Fastening plate. The invention provides a fastening plate for securing a membrane to a substrate.... |
|
1999
|
P/S
|
CORRUGATED STEEL SHEETING USED FOR STEEL STRUCTURES, NAMELY, WATER CROSSINGS AND TUNNELS FOR VEHI... |
|
|
P/S
|
Corrugated steel sheeting used for steel structures namely, water crossings and tunnels for vehic... |
|
1994
|
P/S
|
Couplers for corrugated pipe. |
|
1991
|
P/S
|
Polyethylene pipe. |
|
1986
|
P/S
|
Tubular textiles for industrial, agricultural, veterinary, medical and pharmaceutical use; plasti... |
|
1983
|
P/S
|
Wide span stream enclosures or vehicle underpasses. |
|
1969
|
P/S
|
Corrugated plastic drainage tubing and fittings therefor.
Tubular textiles for industrial, agricu... |
|
1948
|
P/S
|
Metallic guard rails for highways, hand rails or traffic guards for highway bridges, bridge floor... |
|
|
P/S
|
Ferrous metal pipe and conduits. |
|
1933
|
P/S
|
Tunnels, culverts, drains, archways, bridges, and fluid conveying means, made of iron or steel pl... |