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US Patent: RE6,786
Improvement in hydraulic jacks
Patentee:
Eneas M. Dudgeon (exact or similar names) - San Francisco, CA

USPTO Classifications:
60/481

Tool Categories:
material handling : jacks : hydraulic jacks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
William Rollins
P. G. Wood

Patent Dates:
Applied: Jun. 22, 1875
Granted: Dec. 07, 1875

Reissue Information:
Reissue of 162,044 (Apr. 13, 1875)

Patent Pictures:
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