Vanni; Robert R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Vanni; Robert R..The latest application filed is for "toy helicopter having forwardly inclined rotor shaft".
- Vanni; Robert R. - Brooklyn Heights OH
- Vanni; Robert R. - Brooklyn Hts. OH
| Patent | Date |
|---|---|
| Toy helicopter having forwardly inclined rotor shaft Grant 5,304,090 - Vanni April 19, 1 | 1994-04-19 |
| Warning light Grant 5,253,150 - Vanni October 12, 1 | 1993-10-12 |
| Snap ring assembly Grant 5,018,896 - Vanni May 28, 1 | 1991-05-28 |
| Toy Helicopter Or The Like Grant 3,803,752 - Vanni April 16, 1 | 1974-04-16 |
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