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Spiral Screwdriver Patents

  Link Details for: Spiral Screwdriver Patents
Link Title: Spiral Screwdriver Patents Open in a new window
Link URL: http://www.idcomm.com/personal/cfales/intro.htm
Link Details: A selective database of U.S. patents relating to spiral screwdrivers 1868 to 1931. Compiled by Clifford D. Fales.
Category: Top : Recreation : Antiques : Tools
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Spiral Screwdriver Patents