Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4401156 | Heat transfer apparatus for releasably securing heating or cooling means to pipe | Rudolph G. Wojtecki | 1983-08-30 |
| 4347433 | Heat transfer apparatus for releasably securing heating or cooling means to pipe | Rudolph G. Wojtecki | 1982-08-31 |
| 4346277 | Packaged electrical heating element | Rudolph G. Wojtecki | 1982-08-24 |
| 4314144 | Thermostat mounting arrangement for electric heating appliance | Rudolph G. Wojtecki | 1982-02-02 |