Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Common ground control switch for an irrigation system

Common ground control switch for an irrigation system

US Patent 5239203 · Granted Aug 24, 1993

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Solar timer circuit2020
Method and apparatus for downcomer tray operation1994
Liquid activated control switch1993
Method and apparatus for downcomer-tray operation1992
Contact tray assembly and method1992
Valve-tray assembly1992
Method of downcoer-tray vapor venting1992
Downcomer-tray assembly and method1990