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US Patent: 223,119
Belt Gearing and Shifting Mechanism for Applying Driving Power with Varying Speed
Patentee:
Jacob S. Detrick (exact or similar names) - Baltimore, MD

USPTO Classifications:
474/83

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine speed and direction changing mechanisms
industrial machines : industrial machine mechanisms : industrial machine pulleys and belt drive mechanisms

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 07, 1879
Granted: Dec. 30, 1879

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Detrick & Harvey Machine Co.

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