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US Patent: 54,153
Improvement in cut-off valves
Patentee:
Joseph L. Hewes (exact or similar names) - Newark, NJ

USPTO Classifications:
251/318

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
James M. Hicks
William H. Inslee
Patent Dates:
Granted: Apr. 24, 1866

Patent Pictures:
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Vintage Machinery entry for Hewes & Phillips

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