Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361208 | Modular elevator car | George A. Kappenhagen | 1982-11-30 |
| 4361209 | Elevator system | George A. Kappenhagen | 1982-11-30 |
| 4359143 | Elevator system | — | 1982-11-16 |
| 4356895 | Elevator system | George A. Kappenhagen, Niles J. Martin, John E. Pace, Robert A. Sette, Charles E. Randall +1 more | 1982-11-02 |
| 4322703 | Electrical switch and actuator therefor having both linear and angular adjustment therebetween | Niles J. Martin | 1982-03-30 |