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US Patent: 25,588
Riveting, Punching and Shearing Machine
Patentee:
John Sparrow - Portland, Cumberland County, ME

USPTO Classifications:
72/453.19, 91/469

Tool Categories:
specialty machines : riveting machines
metalworking machines : metal punches
metalworking machines : metal shears

Assignees:
None

Manufacturer:
Portland Co. - Portland, Cumberland County, ME

Witnesses:
Edward Fox
S. L. Carleton

Patent Dates:
Granted: Sep. 27, 1859

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
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"Vintage Machinery" entry for Portland Co.

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