Robert E. Lea

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Watson, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Expandable dual tube scaffold hatch structure
- Patent number 7,077,239
- Issue date Jul 18, 2006
- Deltak Manufacturing, Inc.
- Yates W. Hayman
- E04 - BUILDING
Information Patent Grant
Intermediate scaffold member join
- Patent number 6,932,195
- Issue date Aug 23, 2005
- Deltak Manufacturing, Inc.
- Yates Westley Hayman
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC