Edward N. Marten

Follow

Person

Von Ormy, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Rotary rock and trench cutting saw
- Patent number 4,662,684
- Issue date May 5, 1987
- H. B. Zachery Corporation
- Edward N. Marten
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Rock saw unit for hard rock earth formations
- Patent number 4,640,551
- Issue date Feb 3, 1987
- Edward N. Marten
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method and apparatus for cutting a trench through rock-like material
- Patent number 4,542,940
- Issue date Sep 24, 1985
- H. B. Zachry Co.
- Edward N. Marten
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Dual rock cutter wheel trencher
- Patent number 4,230,372
- Issue date Oct 28, 1980
- H. B. Zachry Company
- Edward N. Marten
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING