Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method for producing male conical threads

Method for producing male conical threads

US Patent 4689984 · Granted Sep 1, 1987

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process and apparatus for cold pressing a conical external thread1990
Method of and device for severing a tension member in a prestressed grouted anch1987
Process for manufacturing a protection against corrosion for cables of high-stre1984