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US Patent: 1,961,514
Automatic Lubricator
Patentees:
Hans Ernst (exact or similar names) - Cincinnati, Hamilton County, OH
Albert H. Dall (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:
184/103.1, 184/6, 184/6.4, 184/67

Tool Categories:
metalworking machines : metalworking machine mechanisms : metalworking machine lubrication

Assignees:
Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH

Manufacturer:
Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 30, 1932
Granted: Jun. 05, 1934

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Cincinnati Milling Machine Co.
Description:
This patent number was seen on a Cincinnati Milling Machine Co. patent plate 4FV-101.

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