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US Patent: 2,658,537
Saw Chain
Patentee: Richard E. Ackley (exact or similar names) - Westmont, NJ USPTO Classifications: 83/834 Tool Categories: handheld power tools : handheld chainsaws Assignees: Henry Disston & Sons, Inc. - Philadelphia, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 23, 1949 Granted: Nov. 10, 1953 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen. "Vintage Machinery" entry for Henry Disston & Sons

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