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US Patent: 390,216
Speed Regulating Device
Patentee:
G. Frank Evans (exact or similar names) - Somerville, Middlesex County, MA

USPTO Classifications:
192/104R, 476/52

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

Assignees:
None

Manufacturer:
Evans Friction Cone Co. - Newton Center, Middlesex County, MA

Witnesses:
H. E. Lodge
E. K. Boynton
Francis C. Stanwood

Patent Dates:
Applied: Apr. 23, 1888
Granted: Oct. 02, 1888

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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"Vintage Machinery" entry for Evans Friction Cone Co.

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