Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4485771 | Engine block heater having flexible clamping member | Joseph B. Brinkhof | 1984-12-04 |
| 4480604 | Engine block heater | Rein Kungla | 1984-11-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4485771 | Engine block heater having flexible clamping member | Joseph B. Brinkhof | 1984-12-04 |
| 4480604 | Engine block heater | Rein Kungla | 1984-11-06 |