Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Trevor Brien
Kamloops
CA
1 patent
2 Patents
US12180667
2024
Height Adjustment Mechanism for a Manhole Assembly and Manhole Assembly Comprising the Same
0 cites
US11649604
2023
Height Adjustment Mechanism for a Manhole Assembly and Manhole Assembly Comprising the Same
0 cites