Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4244554 | Springless diaphragm valve | Herbert H. Kaemmer, Noel Otto, Roger G. Riefler | 1981-01-13 | $1,509,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4244554 | Springless diaphragm valve | Herbert H. Kaemmer, Noel Otto, Roger G. Riefler | 1981-01-13 | $1,509,000 |