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William Young - Young & Sons Instrument Patents:

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Patent Front Page

 
Patent #X8,608
Submitted By: William Young
Date: January 17, 1835

History:

This is patent #X8,608 for the improvement of the survey compass. 
 

This is a reproduction of the original patent that was lost in the fire at the patent office in 1836.






Patent Front Page

 
Patent #20,915
Submitted By: William Young
Date: July 13, 1858

History:

This is patent #20,915 for the shifting head tripod. 

       
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       Version

        
   Patent Page 2            Patent Page 3                        Product Images of the shifting head





Patent Front Page

 
Patent #202,916
Submitted By: Alfred Young (Eldest son of William Young)
Date: April 23, 1878

History:

This is patent #202,916 for the improvement of tripod heads. 

       
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   Patent Page 2         


We will be adding more patents as we find them.



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