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US Patent: 358,672
Power Hammer
Patentee:
William R. Jenkins, Jr. (exact or similar names) - Bellefonte, Centre County, PA

USPTO Classifications:
173/100, 267/137, 72/431, 74/40

Tool Categories:
metalworking machines : forging machines : power hammers

Assignees:
None

Manufacturer:
W. P. Duncan & Co. - Bellefonte, Centre County, PA
Jenkins & Lingle - Bellefonte, Centre County, PA

Witnesses:
George H. Cooper, Jr.
Charles P. Bailey
Norris A. Clark
John C. Schoeder

Patent Dates:
Applied: Feb. 23, 1886
Granted: Mar. 01, 1887

Patent Pictures: [ 1 | 2 ]
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"Vintage Machinery" entry for W. P. Duncan & Co. | Jenkins & Lingle
Description:
In 1888, W. P. Duncan retired and the firm subsequently became Jenkins & Lingle.

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