Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Rotary floor maintenance device

Rotary floor maintenance device

US Patent 4542551 · Granted Sep 24, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Guard apparatus for a curb inlet2017
Product identification rings for below ground storage tanks2005
Above ground overfill valve2003
Mounting ring for water closet coupling2002
Mounting ring for water closet coupling and method of installation2002
Mounting ring for water closet coupling and method of installation2000
Air vent for the auto limiter2000
Above-ground tank auto-limiter1998
Above-ground tank auto-limiter1997
Automatic shutoff valve1995
Manhole rim and cover assembly1993
Portable bench rest1985