Ambler; E. Curtis
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ambler; E. Curtis.The latest application filed is for "mitre box".
- Ambler; E. Curtis - Newington CT
| Patent | Date |
|---|---|
| Mitre box Grant D261,353 - Ambler , et al. October 20, 1 | 1981-10-20 |
| Mitre box Grant 4,241,634 - Ambler December 30, 1 | 1980-12-30 |
| Router Grant 3,791,260 - Ambler , et al. February 12, 1 | 1974-02-12 |
| Electronic Circuit Protective Device Grant 3,723,815 - Ambler , et al. March 27, 1 | 1973-03-27 |
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