U.S. federal trademark · Serial No. 86214801 · Reg. No. 4691037
HAND-HELD DEVICE FOR MEASURING AND INDICATING THE LEVEL OF LIQUID PROPANE IN A PROPANE CYLINDER OR TANK BY PROVIDING THE USER AN ANALOG OR DIGITAL READING OF THE REMAINING QUANTITY OR LEVEL OF LIQUID PROPANE AVAILABLE FOR USE WITH A GAS GRILL, PATIO HEATER, OR BUG ZAPPER DEVICE
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