The Cathode Ray Oscillograph (1934)
Released:
1934-01-01
Duration:
25min
Genres:
Documentary
Rating 0.0
Overview
The history, development and uses of the oscillograph.
Production Companies
Gaumont-British Instructional
Additional Info
| Budget | $0.00 |
|---|---|
| Revenue | $0.00 |
| Original Language | en |
| Popularity | 0.295 |
Directed By
J.B. Holmes