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US Patent: 815,696
Counterbalance Device
Patentee: William J. Hagman (exact or similar names) - Philadelphia, PA USPTO Classifications: 408/235, 409/345 Tool Categories: metalworking machines : metal planers : metal planer accessories Assignees: Niles-Bement-Pond Co. - Jersey City, Hudson County, NJ Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 26, 1905 Granted: Mar. 20, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Niles-Bement-Pond Co.

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