ALEXANDRIA, Va., Jan. 20 -- United States Patent no. D1,109,855, issued on Jan. 20, was assigned to STEAMGARD LLC (Vernon Hills, Ill.).
"Steam trap" was invented by Constantine N. Stavropoulos (Northbrook, Ill.) and Charles N. Miller (Grayslake, Ill.).
The patent was filed on Dec. 17, 2024, under Application No. D/979,029.
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