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US Patent: 2,381,988
Pressure indicator for hack saws
Patentee: William H. Shortell (exact or similar names) - Greenfield, MA USPTO Classifications: 73/862.541, 73/862.641, 83/522.14, 83/647 Tool Categories: metalworking machines : metal sawing machines Assignees: Millers Falls Co. - Greenfield, MA Manufacturer: Millers Falls Co. - Greenfield, MA Witnesses: Unknown	Patent Dates: Applied: Mar. 28, 1944 Granted: Aug. 14, 1945 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Millers Falls Co. Randy Roeder's Millers Falls Co. site
Description: The "hack saws" in question are the horizontal sawing machines rather than the unpowered handheld tool.

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