US Patent 1,354,408
US Patent 1,354,408. Henry Lasko. "Stamping-Machine" Patented Sept. 28, 1920. Application serial number 316,167, August 8, 1919. This is a single-file PDF created from the images at the USPTO.
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US Patent documents are in the public domain. The PDF version of these patent images which I've assembled and presented here here is also in the public domain.
The photographic detail of a Namograph type wheel which is used as an icon and linking image on this page is part of a photograph taken by DMM. However, since I wish to keep the linking images on this website in the public domain, I dedicate this specific image to the public domain.The photographs of a Namograph in a private collection on this page (with the single exception noted above) are in copyright and are licensed under the same Creative Commons license as the page in general.
All portions of this document not noted otherwise are Copyright © 2009-2010 by David M. MacMillan and Rollande Krandall.
Circuitous Root is a Registered Trademark of David M. MacMillan and Rollande Krandall.
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