Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H1362 | Drive mechanism for elevator door | Walter Herrmann | 1994-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H1362 | Drive mechanism for elevator door | Walter Herrmann | 1994-10-04 |