Don M. Conrad

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Memphis, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Joist assembly and chord for use in such joist assembly
- Patent number 6,993,881
- Issue date Feb 7, 2006
- Varco Pruden Technologies, Inc.
- Ray C. Ruble
- E04 - BUILDING
Information Patent Grant
Method of forming a joist assembly and a chord used in such joist a...
- Patent number 6,912,787
- Issue date Jul 5, 2005
- Varco Pruden Technologies, Inc.
- Ray C. Ruble
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC