Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Vacuum pump of the type having a Gaede channel

Vacuum pump of the type having a Gaede channel

US Patent 5011368 · Granted Apr 30, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Spacer of adjustable thickness1995
Gas pumping installation having means for regulating its pumping speed1993
Valve1993
Slide valve1992
Valve and apparatus using said valve1991
Anti-return safety apparatus1991
Valve for a vacuum enclosure1989