Donald Charles Pretsch Jr.

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Alexandria, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Retaining bracket for carpenter's square
- Patent number 6,070,334
- Issue date Jun 6, 2000
- Donald C. Pretsch
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Vehicle mounted backing distance gauge
- Patent number 5,894,673
- Issue date Apr 20, 1999
- Donald C. Pretsch
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle mounted backing distance gauge
- Patent number 5,655,306
- Issue date Aug 12, 1997
- Donald Charles Pretsch
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Position indicator and distance gauge
- Patent number 5,655,474
- Issue date Aug 12, 1997
- Donald Charles Pretsch
- B60 - VEHICLES IN GENERAL