Inventor

FREDRICK WILLIAM

US3 patents

Patents

3 patents

US4873618AOct 10, 1989

Power supply for D.C. arc lamps

CAMERA PLATFORMS INTERNATIONAL29 citations86

US4873616AOct 10, 1989

Power supply for arc lamps

CAMERA PLATFORMS INTERNATIONAL20 citations75

US4873617AOct 10, 1989

Power supply for arc lamps

CAMERA PLATFORMS INTERNATIONAL11 citations64