Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Valve and a process for removing a closure member of the valve

Valve and a process for removing a closure member of the valve

US Patent 4699350 · Granted Oct 13, 1987

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Assembly of pipes1987
Device for working on a submerged valve1986