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US Patent: 437,520
Split pulley
Patentees:
Albert P. Sibley (exact or similar names) - South Bend, IN
George O. Ware (exact or similar names) - South Bend, IN

USPTO Classifications:
403/344, 474/96

Tool Categories:
industrial machines : industrial machine mechanisms

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
M. E. Listenberger
C. S. Jackson

Patent Dates:
Applied: Apr. 12, 1890
Granted: Sep. 30, 1890

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Sibley & Ware

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