Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216911 | Automatic cold-pilger mill stop apparatus | Michael A. McClarren | 1993-06-08 |
| 5140118 | Metal tube induction annealing method and apparatus | William A. Jacobsen, John E. Carloni | 1992-08-18 |
| 5066913 | Ferrous metal detector for detecting a broken mandrel in a cold pilgering operation | — | 1991-11-19 |
| 4944856 | Electrolytic etching apparatus and method for marking metal tubes with sequential identification numbers | Susan Saunders | 1990-07-31 |
| 4852404 | Liquid level detector | — | 1989-08-01 |
| 4825736 | Apparatus for and method of machining around an opening in a workpiece | — | 1989-05-02 |
| 4696190 | Tube straightness checking apparatus | George Bucher, William D. Clawson | 1987-09-29 |