Robert M. MacRobbie

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Fort Worth, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Coupling for lift system for concrete slabs
- Patent number 4,204,711
- Issue date May 27, 1980
- Brown Company
- Harry B. Lancelot
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Aligner tie
- Patent number 4,197,783
- Issue date Apr 15, 1980
- Brown Company
- B. Harry Lancelot
- E04 - BUILDING
Information Patent Grant
Joist hanger
- Patent number 4,158,940
- Issue date Jun 26, 1979
- Brown Company
- Harry B. Lancelot
- E04 - BUILDING
Information Patent Grant
Joist hanger
- Patent number 4,124,962
- Issue date Nov 14, 1978
- Brown Company
- Harry B. Lancelot
- E04 - BUILDING