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Not much could be found about this inventor. If you have any information about Mr. William. S. Boyd  I would be pleased receiving more information about him or his invention.
 
November  2009
 
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Email: jw.bech@quicknet.nl

William S Boyd lived in Greatkills Richmond New York in 1916. He patented a new type watertight joint. The improvement against MacDuffee 989530 's invention was a new type of submarine armor especially an improvement to protect the hand of the operator and enable to operate the armor using his hands in a natural, though limited manner. The Metallic handsection included a finger piece. Before all hand had a gripping mechanism operated by axes from the inside of the diving armor

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