|
2025
|
G/S
|
Non-metal construction materials, namely, duct banks |
|
2024
|
Invention
|
Erosion control mat system. A concrete mat apparatus, including a plurality of elongated concrete... |
|
|
Invention
|
Cryogenic trench/trough apparatus and method. A method of installing a trench for containing a cr... |
|
2023
|
Invention
|
Cryogenic trench/trough apparatus and method. A method of installing a trough or trench for conta... |
|
2019
|
Invention
|
Erosion control mat system. A concrete mat apparatus, includes a plurality of elongated concrete ... |
|
2016
|
Invention
|
Erosion control mat system. An erosion control mat provides a plurality of concrete blocks. Each ... |
|
2011
|
G/S
|
precast structural concrete building and construction materials, namely, structural members in th... |
|
|
G/S
|
precast structural concrete building and construction materials, namely structural members in the... |
