Image: US496716-drawings-page-1
Size of this preview: 400 × 600 pixels. Other resolutions: 160 × 240 pixels | 2,048 × 3,072 pixels.
Original image (2,048 × 3,072 pixels, file size: 75 KB, MIME type: image/png)
Description: US patent US496716A: Two-dimensional puzzles with slideable or rotatable elements or groups of elements, the main configuration remaining unchanged with rotatable concentric rings or discs.
Title: US496716-drawings-page-1
Credit: http://patentimages.storage.googleapis.com/b6/b7/a0/50ef3fa8bb8738/US496716-drawings-page-1.png from http://patents.google.com/patent/US496716A
Author: Manuel Benitez
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
The following page links to this image:
All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used under Attribution-ShareAlike license, unless stated otherwise.
