International Sweeping Machine Company |
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Page Sections
Documents |
Date | Document Name & Details | Documents |
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7 January 1896 | Street-Sweeper. United States Patent US 552,887 Johan F.S. Branth for International Sweeping Machine Company | PDF - 618KB - 5 pages |
7 January 1896 | Street-Sweeper. United States Patent US 552,888 Johan F.S. Branth for International Sweeping Machine Company | PDF - 729KB - 7 pages |
14 January 1896 | Street-Sweeper. United States Patent US 553,065 Erastus L. Hawks for the International Sweeping Machine Company | PDF - 661KB - 6 pages |
14 January 1896 | Street-Sweeper. United States Patent US 553,066 Erastus L. Hawks and David F. Graham for the International Sweeping Machine Company | PDF - 370KB - 4 pages |
14 January 1896 | Street-Sweeper. United States Patent US 553,029 David F. Graham for the International Sweeping Machine Company | PDF - 726KB - 7 pages |