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
MetaCASE tool MetaCASE tool A metaCASE tool is a type of application software that provides the possibility to create one or more modeling methods, languages or notations for use within the process of software development. Often the result is a modeling tool for that language. MetaCASE tools are thus a kind of language workbench, generally considered as being focused on graphical modeling languages. Another definition: "MetaCASE tools" are software tools that support the design and generation of CASE tools. In general, metaCASE tools should provide generic CASE tool components that can be customised and instantiated into particular CASE tools. The intent of