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US Patent: 824,331
Chain Grate
Patentee:
Joseph P. Barnes (exact or similar names) - Rockford, Winnebago County, IL

USPTO Classifications:
110/270, 110/274, 74/582

Tool Categories:

Assignees:
W. F. & John Barnes Co. - Rockford, Winnebago County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 16, 1903
Granted: Jun. 26, 1906

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for W. F. & John Barnes Co.

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