US Patent: 3,030,900
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| Hydraulic seamer
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Patentees:
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| Leiv S. Platou (exact or similar names) - Snyder, NY |
| George E. Munschauer (exact or similar names) - Eggertsville, NY |
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Patent Dates:
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| Applied: |
Apr. 11, 1958 |
| Granted: |
Apr. 24, 1962 |
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Jeff Joslin
Vintage Machinery entry for Niagara Machine & Tool Works
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Description: |
| "This invention relates to sheet metal working machines and particularly to what is known in the art as a seam of the type employed in forming double seams for attaching heads to the ends of sheet metal barrels or drums." |
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