Koepfgen; William S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koepfgen; William S..The latest application filed is for "meter disconnect device".
- Koepfgen; William S. - Southgate MI
| Patent | Date |
|---|---|
| Meter Disconnect Device Grant 3,614,708 - Koepfgen October 19, 1 | 1971-10-19 |
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