Fred T. Lopez

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Ogden, UT, US

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Patents Grantslast 30 patents

Information Patent Grant
Precast concrete modular building panel
- Patent number 4,372,092
- Issue date Feb 8, 1983
- Fred T. Lopez
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Precast concrete modular building panel
- Patent number 4,259,824
- Issue date Apr 7, 1981
- Fred T. Lopez
- B28 - WORKING CEMENT, CLAY, OR STONE