Full text of "Index of patents issued from the United States Patent .
Abbott, Charles W., Larchmont, assignor to United States Rubber Company, New York, .. F. H. Stioss, Berkeley, assignors to Shell Development Company, San Francisco, Calif. .. Adams, Charles A., Monticello, N. Y. Horizontal gyratory roll crusher. .. Portable protec- tive screen and carrier therefor. . McKees Rocks, Pa.