Adriel Emilio Longo

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San Juan, PR, US

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Patents Grantslast 30 patents

Information Patent Grant
Prestressed concrete casting apparatus and method
- Patent number 7,137,800
- Issue date Nov 21, 2006
- Power Poles, Inc.
- Adriel E. Longo
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Prestressed concrete casting apparatus and method
- Patent number 6,773,650
- Issue date Aug 10, 2004
- Power Poles, Inc.
- Adriel Emilio Longo
- B28 - WORKING CEMENT, CLAY, OR STONE