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US Patent: 220,144
Improvement in hoisting-pulley apparatus
Patentee:
Edwin Harrington (exact or similar names) - Philadelphia, PA

USPTO Classifications:
254/295, 74/414

Tool Categories:
material handling : hoists, winches, come-alongs

Assignees:
Edwin Harrington & Son - Philadelphia, PA

Manufacturer:
Edwin Harrington & Son - Philadelphia, PA

Witnesses:
A. J. Anderson
H. Kirk Smith

Patent Dates:
Applied: May 02, 1879
Granted: Sep. 30, 1879

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Edwin Harrington, Son & Co., Inc.

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