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US Patent: 5,535
Improvement in sand-paper
Patentee:
Joseph G. Isham - New York, NY

USPTO Classifications:
144/114.1, 144/225, 144/242.1, 427/204, 51/301

Tool Categories:

Assignees:
None

Manufacturer:
R. H. & J. G. Isham - New York, NY

Witnesses:
John Norton
A. P. Burnett

Patent Dates:
Granted: Apr. 25, 1848

Patent Pictures:
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Description:
According to a mention in the 1848-11-18 issue of Scientific American, this sandpaper is "much superior to any in use", yet "is sold as cheap as the cheapest." The makers were at 71 Fulton Street in New York.

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