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US Patent: 414,380
Elevator
Patentee:
William W. Dingee (exact or similar names) - Racine, Racine County, WI

USPTO Classifications:
187/257, 187/259, 192/215, 254/338, 254/343, 254/356, 476/26, 74/378

Tool Categories:
specialty machines : elevators and lifts

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 21, 1889
Granted: Nov. 05, 1889

Patent Pictures:
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