Issued Patents 1982
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D267339 | Combined air conditioning unit and duct system | Richard D. Lang, John S. Burris | 1982-12-21 |
| D267338 | Air conditioning unit | Richard D. Lang, Walter W. Hoyle | 1982-12-21 |
| 4346568 | Method and apparatus for securing tubes in an air conditioning unit | Terrence J. Perrone, Cosimo Caronna | 1982-08-31 |
| 4333206 | Nested hinge members with spring arm catch | Richard D. Lang | 1982-06-08 |
| 4325594 | Apparatus for securing a cover to an air conditioning unit | Richard D. Lang | 1982-04-20 |
| 4316408 | Damper assembly for use with an air conditioning system | Richard D. Lang | 1982-02-23 |
| 4315457 | Duct attachment means for an air conditioning unit | Richard D. Lang | 1982-02-16 |