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US Patent: 1,978,016
Control Apparatus for Pumps
Patentee:
Walter Ernst (exact or similar names) - Mount Gilead, Morrow County, OH

USPTO Classifications:
60/380

Tool Categories:
industrial machines : pumps : hydraulic pumps : hydraulic pump controls

Assignees:
Hydraulic Press Mfg. Co. - Mount Gilead, Morrow County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 18, 1932
Granted: Oct. 23, 1934

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Hydraulic Press Mfg. Co.

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