US Patent: 859,977
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Double-action press
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Patentee:
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John J. Rigby (exact or similar names) - New York, NY |
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Patent Dates:
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Applied: |
Jul. 30, 1904 |
Granted: |
Jul. 16, 1907 |
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Jeff Joslin Vintage Machinery entry for E. W. Bliss Co.
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Description: |
"My invention has reference to double action presses, and relates more particularly to a press for cutting and drawing a blank of sheet material into a cap for bottles or other containing vessels and for pressing screw threads into the downwardly projecting flange of the cup, all in one operation..." |
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