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| All Patents in class 74/5.12 | |||||
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| Number | Title | Classification(s) | |||
| 894,838 | Gyroscopic steering-gear for torpedoes | 114/24, 74/5.12 | |||
| 925,710 | Steering mechanism for torpedoes | 114/24, 74/396, 74/5.12 | |||
| 1,291,031 | Gyroscope-spinning mechanism | 74/5.12 | |||