Heynis; Spencer
Patent Applications and Registrations
Patent applications and USPTO patent grants for Heynis; Spencer.The latest application filed is for "exothermic welding".
- Heynis; Spencer - Wauconda IL
| Patent | Date |
|---|---|
| Exothermic welding Grant 6,994,244 - Harger , et al. February 7, 2 | 2006-02-07 |
| Exothermic welding App 20040222274 - Harger, Timothy R. ; et al. | 2004-11-11 |
| Cable grounding clamp Grant 6,486,402 - Harger , et al. November 26, 2 | 2002-11-26 |
| Cable Grounding Clamp App 20020153157 - Harger, Timothy R. ; et al. | 2002-10-24 |
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