From masks to beads, patents protect a number products for celebrating Mardi Gras, including: U.S. Patent No. 4,864,663 protects an integral costume mask and display headgears, suitable for Mardi Gras celebrations: U.S. Patent No. 5,135,390, protects a Flambeau Torch: U.S. … Continue reading Mardi Gras 2023
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