Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Self-locking threaded fastener and unlocking tool combination

Self-locking threaded fastener and unlocking tool combination

US Patent 4309140 · Granted Jan 5, 1982

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Telescoping conveyor drive system2019
Baffled cold shields for infrared detector1994
Baffled cold shields for infrared detector1994
Mortice cylinder lock wrench structures1984
Mortice cylinder lock wrench structures1984
Template for mortice cylinder lock removal1984
Template for mortice cylinder lock removal1984
Sliding closure security system1983
Sliding closure security system1983
Apparatus for gaining access to enclosures secured by cylinder locks with minimu1981
Apparatus for gaining access to enclosures secured by cylinder locks with minimu1981
Tool and method for gaining legitimate entry into a locked enclosure1981