Jewelry Patents By Company

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Gemex Co.


Patent #80965 Date: April 15, 1930 Item: Chain Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #81400 Date: June 17, 1930 Item: Bracelet Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #81401 Date: June 17, 1930 Item: Bracelet Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #81501 Date: July 1, 1930 Item: Pin Clip Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification

Patent #83060 Date: Jan. 13, 1931 Item: Bracelet Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #99467 Date: April 28, 1930 Item: Bracelet Chain Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #99630 Date: May 12, 1936 Item: Terminal Link of a Bracelet Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #104544 Date: May 18, 1937 Item: Bracelet Chain Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification

Patent #108893 Date: March 22, 1938 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #108894 Date: March 22, 1938 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #108895 Date: March 22, 1938 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #108896 Date: May 18, 1937 Item: Bracelet Chain Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification

Patent #109336 Date: April 19, 1938 Item: Bracelet Chain Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #109337 Date: April 19, 1938 Item: Watch Bracelet Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #109338 Date: April 19, 1938 Item: Watch Bracelet Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #109342 Date: April 19, 1938 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification

Patent #117577 Date: Nov. 14, 1939 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #117578 Date: Nov. 14, 1939 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #117595 Date: Nov. 14, 1939 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #117596 Date: Nov. 14, 1939 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification

Patent #117597 Date: Nov. 14, 1939 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #117598 Date: Nov. 14, 1939 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #117599 Date: Nov. 14, 1939 Item: Bracelet Chain Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #160214 Date: Sept. 19, 1950 Item: Expansible Chain Owner: Gemex Co. Inventor: Sand, John F. Drawing Specification

Patent #160893 Date: Nov. 14, 1950 Item: Watch Bracelet Owner: Gemex Co. Inventor: Sand, John F. Drawing Specification	Patent #161875 Date: Feb. 6, 1951 Item: Expansible Chain for Watch Owner: Gemex Co. Inventor: Sand, John Drawing Specification	Patent #166773 Date: Nov. 13, 1952 Item: End Link for Wrist Watch Bracelet Owner: Gemex Co. Inventor: Prestinari, Eugene Drawing Specification	Patent #171268 Date: Jan. 5, 1954 Item: Expansible Wrist Watch Bracelet Owner: Gemex Co. Inventor: Sand, John F. Drawing Specification

Patent #181610 Date: Jan. 5, 1954 Item: Expansible Wrist Watch Bracelet Owner: Gemex Co. Inventor: Sand, John F. Drawing Specification