. United States Court of Appeals For the Ninth Circuit. WITNESSES: lifontev^ No. 830,425. PATENTED SEPT. 4, E. CONCENTRATOR. APPLICATION FILED MAYIO, 1906. 4 SHEETS-SHEET ifT- ?H.^>¥^>^^ Unotntxja) No. 830,425. PATENTED SEPT. 4, 1906. W. E. CONCENTRATOR. APPLICATION FILED MAT 10. 1905. OHL 4 SHEETS-SHEET 4.

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Keywords: ., bookauthorunitedstatescourtofap, bookcentury1900, bookdecade1910