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US Patent: 1,810,996
Screw power press
Patentee: Edmund W. Zeh (exact or similar names) - Newark, NJ USPTO Classifications: 476/16, 476/26 Tool Categories: metalworking machines : metalworking presses : punch presses Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 27, 1929 Granted: Jun. 23, 1931 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Zeh & Hahnemann Co.

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