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US Patent: 1,310,214
Belt-shifting mechanism
Patentee:
William L. Schellenbach (exact or similar names) - Wyoming, OH

USPTO Classifications:
474/81

Tool Categories:
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: Oct. 25, 1918
Granted: Jul. 15, 1919

Patent Pictures:
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