Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4584436 | Door-mounted combination intercom and viewer | Charles J. Moorman | 1986-04-22 |
| D283130 | Combined door viewer and two-way intercom unit | — | 1986-03-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4584436 | Door-mounted combination intercom and viewer | Charles J. Moorman | 1986-04-22 |
| D283130 | Combined door viewer and two-way intercom unit | — | 1986-03-25 |