Announcement

Collapse
No announcement yet.

air lift patent...hmmmmm?

Collapse
X
 
  • Filter
  • Time
  • Show
Clear All
new posts

  • air lift patent...hmmmmm?

    for the DIY er and the fluid guys.
    I found this.
    Patent US7267328
  • #2

    This patent concerns a very specific air lift design. It does not cover air lifts generally.

    Comment

    • #3

      yeah but!
      it does bring in a couple of things to think about

      Comment

      All content and images copyright of: Koi-bito.com
      Working...
      X