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Parent Issue
Day
16
Month
December
Year
1870
Copyright
Public Domain
OCR Text

The United States Patent Laws, with instructlons how to obtain Patcuts, Is the tltlo oí a work of U3 pages, sent to us by Mukn & Co., 37 Park Kow, N'jw York. It also contains tlic oiïlclal rules, forms for patent deeds, hints on selling patents, 150 diagrams of nicchanical moveipeptu, and a large varicty of other usuful information. It s a book really worth bavlngi and eau be had free by all who will scud their names to Messrs. M.CM & Co., as above.

Article

Subjects
Old News
Michigan Argus