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U.S. Pat. No. 190,459
by fros1y
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A 3D model of [U.S. Pat. No. 190,459](https://www.google.com/patents/US190459) -- cutting edge 1877 screwdriver handle technology from the original database of things--the U.S. PTO.!
"To all whom it may concern:
Be it known that I, HENRY WILKINSON, of Collinsville, in the county of Hartford and State of Connecticut, have invented certain new and useful Improvements in Screw-Driver Handles..."
More [here](http://patent-able.tumblr.com)!
"To all whom it may concern:
Be it known that I, HENRY WILKINSON, of Collinsville, in the county of Hartford and State of Connecticut, have invented certain new and useful Improvements in Screw-Driver Handles..."
More [here](http://patent-able.tumblr.com)!
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