![](https://www.pdfsearch.io/img/19ee9d68c395287e97e8217b6b6a73d0.jpg) Date: 2004-05-17 12:00:28
| | Patent for self adjusting sewer scraper, 1885. Patented by Michael Fitzsimons on October 27, 1885. U.S. Patent No. 329,034, pp[removed]Source: United States Patent and Trademark Office at http://www.uspto.gov. Add to Reading ListSource URL: www.sewerhistory.orgDownload Document from Source Website File Size: 253,61 KBShare Document on Facebook
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