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Christopher Slowinski
Great Neck, NY
US
4 patents
4 Patents
USD1111903
2026
Crisscut Clover Shape Precious Stone
ECNA, LLC
0 cites
USD1022782
2024
Precious Stone
CHRISTOPHER DESIGNS, Inc.
0 cites
US11576471
2023
Diamond Cuts Providing Increased Light Amplification
ECNA, LLC
0 cites
USD0976747
2023
Pear Shape Precious Stone
ECNA, LLC
0 cites