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US Patent: 141,049
Metal Planing Machines
Patentee:
Robert Harper (exact or similar names) - Glen Mills, PA

USPTO Classifications:
409/296, 409/304, 409/333

Tool Categories:
metalworking machines : metal planers
metalworking machines : key seating machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Edward W. Malin
P. B. Cavanagh
E. Wolff
C. Seugarek
Patent Dates:
Applied: May 24, 1873
Granted: Jul. 22, 1873

Patent Pictures:
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Munn & Co.- patent attorneys

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