Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341199 | Bio-mass burner with grate therefor and method of operation | Calvin H. Hand, Jr., David J. Hand | 1982-07-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341199 | Bio-mass burner with grate therefor and method of operation | Calvin H. Hand, Jr., David J. Hand | 1982-07-27 |