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US Patent: 64,956
Improvement in automatic lubricators
Patentee:
Isidore Dreyfus - New York, NY

USPTO Classifications:
184/98

Tool Categories:
industrial tools : lubricators
propulsion and energy : internal combustion engines : lubricators
industrial tools : tool lubricators

Assignees:
None

Manufacturer:
I. Dreyfus - New York, NY
Nathan & Dreyfus - New York, NY

Witnesses:
Simon Stern
William Furness

Patent Dates:
Granted: May 21, 1867

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Nathan & Dreyfus
Description:
"My improvement in automatic lubricators relation to that descrition of such articles in which the device is a separate contrivance applied to journal-boxes or their glands, and from which the oil or lubricating material is drawn by the operation of the shaft..."

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