Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360488 | Method of cleaning and maintaining water distribution pipe systems | Jerome H. Ludwig | 1994-11-01 |
| 5348679 | Aqueous multipurpose cleaning composition containing sulfites and glycol ethers | Dennis Weinhold, Jerome H. Ludwig | 1994-09-20 |
| 5322635 | Soap compositions of carboxylic acids and amines useful in removal and prevention of scale | Jerome H. Ludwig | 1994-06-21 |