ALEXANDRIA, Va., Sept. 23 -- United States Patent no. D1,094,935, issued on Sept. 23, was assigned to CALOR (Ecully, France).
"Vacuum cleaner suction head" was invented by Frederic Strubi (Lyons, France) and Philippe Lantenois (Lyons, France).
The patent was filed on Jan. 2, 2024, under Application No. D/923,858.
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