Ohio Rev. Code § 1329.50: Possession by junk or secondhand dealer as presumptive evidence of violation.

The possession by any junk dealer or dealer in second-hand articles or supplies, without the written consent of the person who filed hereunder or his assignee, of any articles or supplies upon which a name, mark or device has been produced shall be presumptive evidence of a violation of sections 1329.41 to 1329.53, inclusive, of the Revised Code.