Springdale, Arkansas
United States
4
2025-08-19
Alan Davison from Springdale, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Toolless disassembly rotational vacuum coupling
#2 | 2024-04-09Split body, rotary C gate, removeable stem, vacuum valve
#3 | 2022-12-13Toolless disassembly rotational vacuum coupling
#4 | 2022-03-29Split body, rotary C gate, removeable stem, vacuum valve
7070286 ⎘