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Photographica Patent Database
This database includes patents for cameras, shutters, lenses, accessories, cinematography, as well as other patents associated with the photographic patentee.
Clicking on the Patent Number will take you directly to the United States Patent and Trademark Office site providing the patent drawings and entire associated text.
Please note the database is under construction and only the highlited Patent Numbers have the link available. Future updates will be made to incorporate working links for all items.