8 Typed and handwritten letters between Charles F., Sr., Carl Linde, H. A. Seymour, and United States Patent Officer C. H. Duell regarding Linde filin Show more8 Typed and handwritten letters between Charles F., Sr., Carl Linde, H. A. Seymour, and United States Patent Officer C. H. Duell regarding Linde filing for patent in United States for Process and Apparatus for Producing Oxygen, and patent for Apparatus for Producing Low Temperature, which claims were also made by C. E. Tripler of New York City. Linde included his original claims from 1895 and 1898 in his 1899 letter to Brush. Written in 1899, 1900, 1901, 1902 Charles F. Brush, Sr., Papers Series 4: Litigation (1883-1906) Box 10 Folder 1 Show less
