Derald Lundberg

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Red Deer, CA

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Patents Grantslast 30 patents

Information Patent Grant
Concrete containment and washout apparatus
- Patent number 8,079,746
- Issue date Dec 20, 2011
- Derald Lundberg
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Concrete Containment and Washout Apparatus
- Publication number 20100232253
- Publication date Sep 16, 2010
- Derald Lundberg
- B08 - CLEANING