Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Device for internal cleaning and/or treatment of long closed channels

Device for internal cleaning and/or treatment of long closed channels

US Patent 5416944 · Granted May 23, 1995

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Device for lifting and handling objects1987
Code plug for a railway signal beacon1982