Bopst, III; John H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bopst, III; John H..The latest application filed is for "portable security lock".
- Bopst, III; John H. - Baltimore MD
- Bopst, III; John H. - Catonsville MD
| Patent | Date |
|---|---|
| Portable security lock Grant 4,653,786 - Bopst, III March 31, 1 | 1987-03-31 |
| Crack sealer Grant D262,291 - Bopst, III December 15, 1 | 1981-12-15 |
| System for controlling the movement and locking of tape apparatus Grant 4,295,921 - Bopst, III October 20, 1 | 1981-10-20 |
| Rotary Movement Distance Measurement Device Grant 3,732,623 - Bopst, III May 15, 1 | 1973-05-15 |
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