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US Patent: 174,717
Improvement in machines for making tackle-blocks
Patentee:
Frederick S. Burr - Brooklyn, NY

USPTO Classifications:
144/134.1, 144/144.1, 144/3.1, 408/25

Tool Categories:
woodworking machines : specialty machines : pulley making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
T. B. Mosher
A. P. Thayer

Patent Dates:
Applied: Dec. 27, 1875
Granted: Mar. 14, 1876

Patent Pictures:
USPTO pdf tiff
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