. Digest of agricultural implements, patented in the United States from 1789 to July 1881 ... Agricultural machinery; Patents. PLOW COUPLINGS. W. F BROWN fUv md Cullivator Conpling No. Palsnied June ^o. PatentFd March 15. I88r. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Allen, James T. (James Titus); United States. Patent Office. [New York, Printed by J. C. Von Arx

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectagriculturalmachiner