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US Patent: 469,655
Elevator-controller
Patentee:
Edwin S. Matthews (exact or similar names) - Cincinnati, OH

USPTO Classifications:
187/311, 235/144M

Tool Categories:

Assignees:
Edwin S. Matthews - Cincinnati, OH
James L. Haven - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
M. H. Folger
William A. Haven

Patent Dates:
Applied: Jun. 04, 1891
Granted: Feb. 23, 1892

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for James L. Haven & Co.

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