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A Historical Tribute

1244 Sixth Street

The Patents

Click on any image to download the Cook patent PDF file from the U.S. Patent Office



Boiler - Oct. 12, 1920

 

Piston Packing - July 21, 1925

 

Grinder - July 4, 1922

 

Transmission - Sept. 23, 1924



Pipe Joint - Oct. 28, 1924

 

Packing Ring - July 21, 1925

 

Piston Packing - July 21, 1925

 

Engine - March 2, 1926



Steam Engine - May 11, 1926

 

Piston Packing - April 12, 1927

 

Steam Engine - May 3, 1927

 

Piston Packing - June 28, 1927



Measuring Device - Dec. 13, 1927

 

Crossing Guard - Dec. 27, 1927

 

Packing Ring - February 18, 1930

 

Scraping Means - Dec. 15, 1931

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