US Patent: 250,712
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Circular sawing machine Tilting-table saw
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Patentee:
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Henry J. Colburn (exact or similar names) - Fitchburg, MA |
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Patent Dates:
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Applied: |
Apr. 20, 1880 |
Granted: |
Dec. 13, 1881 |
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Jeff Joslin Vintage Machinery entry for Herbert Baker Machine Works Vintage Machinery entry for Rollstone Machine Works
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Description: |
This is a double-arbor saw of the Wardwell type, i.e., with two arbors mounted on a rotating frame so that one blade can be raised above the table while the other is simultaneously lowered below the table. |
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