TEMECULA, California
United States
3
2016-10-20
The entities that hold a legal rights for patent applications filed by inventor FREDERICK JAMES WARREN:
JAMES WARREN FREDERICK from TEMECULA, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Sign construction with modular installation and conversion kit for electronic sign structure and method of using same
#2 | 2014-09-18Field retrofit kit for converting a static billboard into a dynamic electronic billboard, and methods of retrofitting and using same
#3 | 2014-09-18Modular installation and conversion kit for electronic sign structure and method of using same
1687130 ⎘