Ernest W. Watchorn

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Vancouver, CA

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Patents Grantslast 30 patents

Information Patent Grant
Concrete pump having pressurized seal for swing tube
- Patent number 5,180,294
- Issue date Jan 19, 1993
- Confloat Consulting Ltd.
- Ernest W. Watchorn
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Buoyant concrete foundation and method therefor
- Patent number 4,548,153
- Issue date Oct 22, 1985
- Confloat Consulting Ltd.
- Ernest W. Watchorn
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Connector for joining structural components
- Patent number 4,453,488
- Issue date Jun 12, 1984
- E. W. Watchorn & Associates, Inc.
- Ernest W. Watchorn
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING