The Invisible Ray

Two-part story in the Marvel/Star Comics series Bullwinkle and Rocky #1 - Bullwinkle buys a flashlight kit and puts it together in his shed, which happens to be above a buried meteor which affects the flashlight with cosmic rays which makes things it shines on invisible. Naturally Boris and Natasha want it.
Part 1 is titled The Invisible Ray or "_____!" - 7 pages.
Part 2 is titled Not Seeing Is Believing or 'Who Put Out The Lights?' - 7 pages
Reprinted in Bullwinkle and Rocky [Marvel Moosterworks] 01/1992