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
Hive tool used a nail puller. Hive tool A hive tool is a handheld multipurpose tool used in maintaining and inspecting beehives. Hive tools come in multiple variants and styles, and is intended as an all-in-one tool for beekeepers. Hive tool is the third most essential tool for the beekeeper after the beekeeping veil and bee smoker. There are two types of hive tool in common use - the plane hive tool and J-type hive tool. The plane hive tool has a box levering edge and a frame levering edge. The J-type hive tool also has a box levering edge, but on