Patent for vault cover, 1861. Patented by John Myers and George Elbreg on October 22, 1861. U.S. Patent No. 33,538, pp[removed]Source: United States Patent and Trademark Office at http: www.uspto.gov. - Unavailable name - Document - PDFSEARCH.IO

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Date: 2005-03-29 12:05:03		Patent for vault cover, 1861. Patented by John Myers and George Elbreg on October 22, 1861. U.S. Patent No. 33,538, pp[removed]Source: United States Patent and Trademark Office at http://www.uspto.gov. Add to Reading List Source URL: www.sewerhistory.org Download Document from Source Website File Size: 127,98 KB Share Document on Facebook