Raymond Duplatre

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Bellerose, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephone building entrance terminal
- Patent number 4,645,284
- Issue date Feb 24, 1987
- Porta Systems Corp.
- Raymond Duplatre
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Telephone building entrance terminal
- Patent number 4,575,169
- Issue date Mar 11, 1986
- Porta Systems Corp.
- Raymond Duplatre
- H01 - BASIC ELECTRIC ELEMENTS