Kamloops
Canada
3
2023-08-03
Trevor Brien from Kamloops, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Height adjustment mechanism for a manhole assembly and manhole assembly comprising the same
#2 | 2021-09-02Height adjustment mechanism for a manhole assembly and manhole assembly comprising the same
#3 | 2021-03-25Height adjustment mechanism for a manhole assembly and manhole assembly comprising the same
5035704 ⎘