Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cleaning system with cartridge having valve means

Cleaning system with cartridge having valve means

US Patent 4534669 · Granted Aug 13, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Valve apparatus for liquid dispensers1987
Cleaning system having cleaning fluid capsule1987
Fluid cartridge for a cleaning tool or the like1987
Safety lock mechanism for cleaning wand1987
Cleaning system1987
Refill with flexible mesh screen for liquid dispenser1983