of two L shaped parts, Mr. W. L. Freese, of Mohawk Village, Ohio, has invented Under this astonishing title, Dr. Oertel, of Munich, de- composed of a vertical post, A, and horizontal arm, B. The a Grading Machine for making roads, banks, levees, etc. It scribes a method of observing the vibrations… … Patented through the Scientific the shoe, and a reciprocating VOLLE’S MOSQUITO NET FRAME. American Patent Agency April bar operated by the fan shaft 8, 1877. For further informa- and having a stud. tion relative to sale of rights, etc., Mr. M. V. Dadisman, of cords during the production of sounds,…
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