Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856711 | Double seal thermostat | James J. Grinsteiner | 1989-08-15 |
| 4776513 | Double seal thermostat | James J. Grinsteiner | 1988-10-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856711 | Double seal thermostat | James J. Grinsteiner | 1989-08-15 |
| 4776513 | Double seal thermostat | James J. Grinsteiner | 1988-10-11 |