User contributions for Kriester

From Bill Goodwine's Wiki
A user with 51 edits. Account created on 19 January 2011.
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28 January 2011

24 January 2011

  • 14:4514:45, 24 January 2011 diff hist +774 N User:Kriester Created page with " = My Selected US Patent = ---- * Patent 4836046 ** Issued June 6, 1989 * The idea behind this invention was to automate gear shifting in bicycles, a vehicle in which gear shifti..."
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