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US Patent: 588,422
Mechanical or Drop Hammer
Patentee:
Carl Grüber (exact or similar names) - Schwerte, Westphalia, Germany

USPTO Classifications:
72/438, 72/440

Tool Categories:
metalworking machines : forging machines : drop hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: May 11, 1895
Granted: Aug. 17, 1897

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
Patented in England, 22 Mar., 1895, patent #6,014 and in Germany, 28 Dec. 1895, patent #84,637.

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