GERALD W. SPESSARD

Follow

Person

MERCERSBURG, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic home plate for baseball and softball games and method fo...
- Patent number 9,352,208
- Issue date May 31, 2016
- University of Maryland, College Park
- Christopher C. Davis
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC HOME PLATE FOR BASEBALL AND SOFTBALL GAMES AND METHOD FO...
- Publication number 20140206480
- Publication date Jul 24, 2014
- SPESSARD MANUFACTURING, LLC
- CHRISTOPHER C. DAVIS
- A63 - SPORTS GAMES AMUSEMENTS