Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4190137 | Apparatus for deicing of trolley wires | Akira Shimada, Kouichi Watanabe | 1980-02-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4190137 | Apparatus for deicing of trolley wires | Akira Shimada, Kouichi Watanabe | 1980-02-26 |