John A. Costanza

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Haddonfield, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Open web dissymmetric beam construction
- Patent number 6,442,908
- Issue date Sep 3, 2002
- Peter A. Naccarato
- E04 - BUILDING
Information Patent Grant
Open web dissymmetric beam
- Patent number D454403
- Issue date Mar 12, 2002
- Peter A. Naccarato
- D25 - Building units and construction elements
Information Patent Grant
Dissymetric beam construction
- Patent number 5,704,181
- Issue date Jan 6, 1998
- Daniel G. Fisher
- E04 - BUILDING