Hauffe; William L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hauffe; William L..The latest application filed is for "pipe clamp with improved retaining lugs".
- Hauffe; William L. - Warrensburg IL
| Patent | Date |
|---|---|
| Pipe clamp with improved retaining lugs Grant 4,409,708 - Hauffe October 18, 1 | 1983-10-18 |
| Single and multiple section pipe repair or service clamps Grant 4,381,020 - Daghe , et al. April 26, 1 | 1983-04-26 |
| Single and multiple section pipe repair clamps Grant 4,365,393 - Hauffe , et al. December 28, 1 | 1982-12-28 |
| Meter box for fluid meter equipment Grant 3,921,449 - Hauffe , et al. November 25, 1 | 1975-11-25 |
| Plastic pipes and/or fittings with excessive flow safety valves Grant 3,921,662 - Hauffe , et al. November 25, 1 | 1975-11-25 |
| Tamperproof Rotary Valve Assembly Grant 3,563,512 - Hauffe February 16, 1 | 1971-02-16 |
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