Edward H. Lacey

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Trent, SD, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for preparing and cleaning trench for an aquifer recharging...
- Patent number 4,337,006
- Issue date Jun 29, 1982
- Edward H. Lacey
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
System for recharging aquifer and apparatus therefor
- Patent number 4,199,272
- Issue date Apr 22, 1980
- Edward H. Lacey
- E03 - WATER SUPPLY SEWERAGE