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Similar to the Puzzler from Douglas Engel but with 3 circles.

  • Inventor: Unknown
  • Mechanism: Intersecting circles
  • Patents: Unknown
  • Producer: FORT
  • Year: Unknown
  • Original Price: $0.00 USD
  • Current Price: No Data

Size: 100 mm (at the widest spot across the middle of two circles)
Width: 10 mm



Thank you to the following people for their assistance in helping collect the information on this page: Oscar Rosen.


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