Shovelling : Osh Answers
He and an engineer pal, Charles French, place collectively a crude contraption in Canton, Massachusetts, that had most of the basic characteristics of the steam shovels we’re all familiar with. Otis referred to as his machine a “crane excavator for excavating and removing earth,” and applied for a patent on June 15, 1836. The patent was issued, but was destroyed in December of that year by a fire in the…Read More