Daniel Chapman Stillson the J. J. Walworth Company in the Cambridgeport section of Cambridge, Massachusetts. While at the J. J. Walworth Company, he developed his pipe wrench. On September 13, 1870, he was issued his patent. Stillson was paid about $80,000 in royalties during his lifetime. He died on August 23, 1899, and is buried at Mount Auburn Cemetery in Cambridge and Watertown, Massachusetts. Daniel Chapman Stillson Daniel Chapman Stillson (March 25, 1826 - August 23, 1899) was an American inventor. He invented the modern adjustable pipe wrench. He was born March 25, 1826 in Durham, New Hampshire. He was the son of
Firearm (tool) from July, 2011 at the latest (but can since January, 2010). This means that for bringing them to the European market, the manufacturer no longer needs a firearms-type approval from a respective authority but a CE approval from a European accredited test laboratory ("notified body"). Firearms legislation no longer applies to PAT. A European safety standard (EN 15895) is under development and was expected to be effective at the end of 2010 or beginning of 2011. Firearm (tool) A firearm is primarily a weapon, but can be used as a tool to project either single or multiple objects at high