Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Seal-flushing in centrifugal-pumps, improved methods and apparatuses

Seal-flushing in centrifugal-pumps, improved methods and apparatuses

US Patent 4878676 · Granted Nov 7, 1989

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Apparatus for restoring the necked-down end of a tubular core2006
Erosion control blanket and method of manufacture1998
Manufacturer's third hand vice1994
Custom finger attachment1992
Racing wheelchair1991
Night light1991
Log delimbing and cutoff device1989
Brush assembly and mounting arrangement for a portable tool1982