Donald Lee Garren

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Winston-Salem, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Underwater cable burial machine having tripable plows
- Patent number 5,816,744
- Issue date Oct 6, 1998
- AT&T Corp.
- Donald Lee Garren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Underwater cable burial machine having improved cable laying apparatus
- Patent number 5,755,530
- Issue date May 26, 1998
- AT&T Corp.
- Donald Lee Garren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Underwater cable burial machine using a single cable for towing and...
- Patent number 5,707,174
- Issue date Jan 13, 1998
- AT&T
- Donald Lee Garren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING