Monday, July 6, 2009
Sullivan Gentlemen Add to Mining in 1915
A little earlier in the patent history for mining tools, specifically in 1915, two local Sullivan County gentlemen received a patent on certain improvements to acetylene lamps too. Here’s the patent: http://www.google.com/patents?id=X5BkAAAAEBAJ&printsec=abstract&zoom=4&source=gbs_overview_r&cad=0
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