Frank A. Sportelli

Follow

Person

Glen Cove, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Printing screen and method of making same
- Patent number 4,495,517
- Issue date Jan 22, 1985
- Frank A. Sportelli
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printing screen and method of making same
- Patent number 4,394,424
- Issue date Jul 19, 1983
- Frank A. Sportelli
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printing screen and method of making same
- Patent number 4,283,471
- Issue date Aug 11, 1981
- Frank A. Sportelli
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY