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US Patent: 1,379,505
Lubricating-ring
Patentees:
Frederick Diehl - Elizabeth, NJ
Henry L. Zabriskie - Westfield, NJ

USPTO Classifications:
384/406

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine lubrication

Assignees:
Diehl Manufacturing Co. - Elizabeth, NJ

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 10, 1919
Granted: May 24, 1921

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Diehl Manufacturing Co.

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