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US Patent: 56,989
Improvement in obtaining oil from wells
Patentees:
George G. Lobdell (exact or similar names) - Wilmington, DE
L. Phleger (exact or similar names) - Philadelphia, PA

USPTO Classifications:
166/302, 166/303, 166/57

Tool Categories:
agricultural : cultivators and tillers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
S. McLeod
William H. Gear

Patent Dates:
Granted: Aug. 07, 1866

Patent Pictures:
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Vintage Machinery entry for Lobdell Car Wheel Co.

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