Dual Channel Drainage Seal for Channeling Water Seepage and Mitigating Radon Gas Admittance in a Basement or Subterranean Area
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2024-11-12
ALEXANDRIA, Virginia, Nov. 12 -- DUAL SEAL DRAIN LLC, Morganville, New Jersey has been assigned a patent (No. US 12139906 B2, initially filed April 20, 2022) developed by Jerome Fokas, Holmdel, New Jersey, for "Dual channel drainage seal for channeling water seepage and mitigating radon gas admittance in a basement or subterranean area." . . .